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Collection: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel

Bearings -> Single Row Ball -> Unflanged -> Precision -> Chrome Steel

ID (d)	O.D. (D)	Width (B)	Inner Ring Width (Bn)	Flange Diameter (DF)	Flange Width (BF)	Indicative Image
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial Double shielded standard bearing
Part Number: 6203-ZZ (Each) 2 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 2 available can be backordered.
ID (d)	O.D. (D)	Width (B)	Inner Ring Width (Bn)	Indicative Image
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial Double shielded standard bearing
Part Number: 6203-ZZ (Each) 2 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 2 Available Now. Backorder if more than 2.
6203-ZZ (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing 6203-ZZ (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 2 Available Now
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6203-ZZ-C3-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $9.86 AUD Regular price Sale price $9.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6203-ZZ-C3-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $9.86 AUD Regular price Sale price $9.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6203-ZZ-C3-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing 6203-ZZ-C3-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $9.86 AUD Regular price Sale price $9.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6203-ZZ-ECO (Each) 3 Available Now \| Further orders can be expected around Sat, Sep 05, 2026 Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 3 available can be backordered.
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6203-ZZ-ECO (Each) 3 Available Now \| Further orders can be expected around Sat, Sep 05, 2026 Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 3 Available Now. Backorder if more than 3.
6203-ZZ-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing 6203-ZZ-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 3 Available Now
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: 6203 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $9.05 AUD Regular price ~~$10.45 AUD~~ Sale price $9.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: 6203 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $9.05 AUD Regular price ~~$10.45 AUD~~ Sale price $9.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6203 (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 6203 (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $9.05 AUD Regular price ~~$10.45 AUD~~ Sale price $9.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 6203-2RS-ECO (Each) 8 Available Now \| Further orders can be expected around Sat, Sep 05, 2026 Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 8 available can be backordered.
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 40.000 mm	Width (B) 12.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 6203-2RS-ECO (Each) 8 Available Now \| Further orders can be expected around Sat, Sep 05, 2026 Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 8 Available Now. Backorder if more than 8.
6203-2RS-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing 6203-2RS-ECO (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 8 Available Now
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Double rubber sealed standard bearing
Part Number: 6203-2RS (Each) 2 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $11.59 AUD Regular price Sale price $11.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Double rubber sealed standard bearing
Part Number: 6203-2RS (Each) 2 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $11.59 AUD Regular price Sale price $11.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 2 Available Now. Backorder if more than 2.
6203-2RS (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing 6203-2RS (Each) --- Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $11.59 AUD Regular price Sale price $11.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 2 Available Now
Single Row Ball Bearings - 17x40x16 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 16.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.63 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Non ISO Width
Part Number: 6203A-2RS (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $28.14 AUD Regular price ~~$32.76 AUD~~ Sale price $28.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x40x16 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 16.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.63 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Non ISO Width
Part Number: 6203A-2RS (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $28.14 AUD Regular price ~~$32.76 AUD~~ Sale price $28.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6203A-2RS (Each) --- Single Row Ball Bearings - 17x40x16 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 6203A-2RS (Each) --- Single Row Ball Bearings - 17x40x16 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $28.14 AUD Regular price ~~$32.76 AUD~~ Sale price $28.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS-NSK (Pack of 20) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $148.86 AUD Regular price ~~$177.04 AUD~~ Sale price $148.86 AUD Unit price per Priced, Stocked and Sold Per pack of 20 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS-NSK (Pack of 20) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $148.86 AUD Regular price ~~$177.04 AUD~~ Sale price $148.86 AUD Unit price per Priced, Stocked and Sold Per pack of 20 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6303-2RS-NSK (Pack of 20) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 6303-2RS-NSK (Pack of 20) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $148.86 AUD Regular price ~~$177.04 AUD~~ Sale price $148.86 AUD Unit price per Priced, Stocked and Sold Per pack of 20 Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS (Each) 4 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $16.59 AUD Regular price Sale price $16.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 4 available can be backordered.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS (Each) 4 Available Now \| Further orders can be expected around Mon, Aug 10, 2026 Regular price $16.59 AUD Regular price Sale price $16.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 4 Available Now. Backorder if more than 4.
6303-2RS (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing 6303-2RS (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $16.59 AUD Regular price Sale price $16.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 4 Available Now
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $13.50 AUD Regular price Sale price $13.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 6303-2RS-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $13.50 AUD Regular price Sale price $13.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6303-2RS-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing 6303-2RS-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $13.50 AUD Regular price Sale price $13.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6303-ZZ-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing 6303-ZZ-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ-C3-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $16.23 AUD Regular price Sale price $16.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm	O.D. (D) 47.000 mm	Width (B) 14.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ-C3-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Sat, Sep 05, 2026 Regular price $16.23 AUD Regular price Sale price $16.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6303-ZZ-C3-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing 6303-ZZ-C3-ECO (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $16.23 AUD Regular price Sale price $16.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $18.95 AUD Regular price Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 47.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.85 in.)	Width (B) 14.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.551 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 6303-ZZ (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $18.95 AUD Regular price Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6303-ZZ (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing 6303-ZZ (Each) --- Single Row Ball Bearings - 17x47x14 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $18.95 AUD Regular price Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 17x62x17 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 62.000 mm _{+ 0.000 / - 0.013} (Equiv. 2.441 in.)	Width (B) 17.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.669 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: 6403 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $314.68 AUD Regular price ~~$376.02 AUD~~ Sale price $314.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 17x62x17 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 17.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.669 in.)	O.D. (D) 62.000 mm _{+ 0.000 / - 0.013} (Equiv. 2.441 in.)	Width (B) 17.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.669 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: 6403 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $314.68 AUD Regular price ~~$376.02 AUD~~ Sale price $314.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
6403 (Each) --- Single Row Ball Bearings - 17x62x17 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 6403 (Each) --- Single Row Ball Bearings - 17x62x17 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $314.68 AUD Regular price ~~$376.02 AUD~~ Sale price $314.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 18x24x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 24.000 mm	Width (B) 4.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: MR2418-ZZ-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Sep 10, 2026 Regular price $62.14 AUD Regular price ~~$72.96 AUD~~ Sale price $62.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 18x24x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 24.000 mm	Width (B) 4.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial
Part Number: MR2418-ZZ-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Sep 10, 2026 Regular price $62.14 AUD Regular price ~~$72.96 AUD~~ Sale price $62.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
MR2418-ZZ-ECO (Each) --- Single Row Ball Bearings - 18x24x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale MR2418-ZZ-ECO (Each) --- Single Row Ball Bearings - 18x24x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $62.14 AUD Regular price ~~$72.96 AUD~~ Sale price $62.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 18x28x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 28.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR2818-2RS-ECO (Pack of 50) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Aug 27, 2026 Regular price $191.32 AUD Regular price Sale price $191.32 AUD Unit price per Priced, Stocked and Sold Per pack of 50 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 18x28x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 28.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR2818-2RS-ECO (Pack of 50) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Aug 27, 2026 Regular price $191.32 AUD Regular price Sale price $191.32 AUD Unit price per Priced, Stocked and Sold Per pack of 50 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
MR2818-2RS-ECO (Pack of 50) --- Single Row Ball Bearings - 18x28x7 mm Unflanged - Chrome Steel SAE 52100 Bearing MR2818-2RS-ECO (Pack of 50) --- Single Row Ball Bearings - 18x28x7 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $191.32 AUD Regular price Sale price $191.32 AUD Unit price per Priced, Stocked and Sold Per pack of 50 Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 18x30x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 30.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial Double black rubber sealed economy bearing
Part Number: MR3018-2RS-ECO (Each) 20 Available Now \| More stock due: 50 around Fri, Aug 07, 2026 \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $7.05 AUD Regular price Sale price $7.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 20 available can be backordered.
Single Row Ball Bearings - 18x30x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 30.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial Double black rubber sealed economy bearing
Part Number: MR3018-2RS-ECO (Each) 20 Available Now \| More stock due: 50 around Fri, Aug 07, 2026 \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $7.05 AUD Regular price Sale price $7.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 20 Available Now. Backorder if more than 20.
MR3018-2RS-ECO (Each) --- Single Row Ball Bearings - 18x30x7 mm Unflanged - Chrome Steel SAE 52100 Bearing MR3018-2RS-ECO (Each) --- Single Row Ball Bearings - 18x30x7 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $7.05 AUD Regular price Sale price $7.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 20 Available Now
Single Row Ball Bearings - 18x33x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 33.000 mm	Width (B) 8.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR3318-ZRS-ECO (Each) 20 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 20 available can be backordered.
Single Row Ball Bearings - 18x33x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 18.000 mm	O.D. (D) 33.000 mm	Width (B) 8.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR3318-ZRS-ECO (Each) 20 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 20 Available Now. Backorder if more than 20.
MR3318-ZRS-ECO (Each) --- Single Row Ball Bearings - 18x33x8 mm Unflanged - Chrome Steel SAE 52100 Bearing MR3318-ZRS-ECO (Each) --- Single Row Ball Bearings - 18x33x8 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 20 Available Now
Single Row Ball Bearings - 19x28x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.000 mm	O.D. (D) 28.000 mm	Width (B) 5.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial Full Complement High load capacity double blue rubber sealed economy bearing
Part Number: MR2819-2RB-FC-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Aug 27, 2026 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 19x28x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.000 mm	O.D. (D) 28.000 mm	Width (B) 5.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial Full Complement High load capacity double blue rubber sealed economy bearing
Part Number: MR2819-2RB-FC-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Aug 27, 2026 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
MR2819-2RB-FC-ECO (Each) --- Single Row Ball Bearings - 19x28x5 mm Unflanged - Chrome Steel SAE 52100 Bearing MR2819-2RB-FC-ECO (Each) --- Single Row Ball Bearings - 19x28x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 19x32x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.000 mm	O.D. (D) 32.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR3219-2RS-ECO (Each) 9 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 9 available can be backordered.
Single Row Ball Bearings - 19x32x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.000 mm	O.D. (D) 32.000 mm	Width (B) 7.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: MR3219-2RS-ECO (Each) 9 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 9 Available Now. Backorder if more than 9.
MR3219-2RS-ECO (Each) --- Single Row Ball Bearings - 19x32x7 mm Unflanged - Chrome Steel SAE 52100 Bearing MR3219-2RS-ECO (Each) --- Single Row Ball Bearings - 19x32x7 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 9 Available Now
Single Row Ball Bearings - 19.05x37x9 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm	O.D. (D) 37.000 mm	Width (B) 9.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial Double black rubber sealed economy bearing
Part Number: MR37-1905-2RS-ECO (Each) 21 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 21 available can be backordered.
Single Row Ball Bearings - 19.05x37x9 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm	O.D. (D) 37.000 mm	Width (B) 9.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial Double black rubber sealed economy bearing
Part Number: MR37-1905-2RS-ECO (Each) 21 Available Now \| Further orders can be expected around Thu, Aug 27, 2026 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 21 Available Now. Backorder if more than 21.
MR37-1905-2RS-ECO (Each) --- Single Row Ball Bearings - 19.05x37x9 mm Unflanged - Chrome Steel SAE 52100 Bearing MR37-1905-2RS-ECO (Each) --- Single Row Ball Bearings - 19.05x37x9 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 21 Available Now
Single Row Ball Bearings - 19.05x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Deleted Item. Available while stocks last.
Part Number: 6203-24-2RS (Each) 12 Available Now \| Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.49 AUD Regular price ~~$9.67 AUD~~ Sale price $4.49 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 12 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 19.05x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 40.000 mm _{+ 0.000 / - 0.011} (Equiv. 1.575 in.)	Width (B) 12.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.472 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial Deleted Item. Available while stocks last.
Part Number: 6203-24-2RS (Each) 12 Available Now \| Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.49 AUD Regular price ~~$9.67 AUD~~ Sale price $4.49 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 12 Available Now. These are priced to quit. Please contact us for a quote if you require more.
6203-24-2RS (Each) --- Single Row Ball Bearings - 19.05x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 6203-24-2RS (Each) --- Single Row Ball Bearings - 19.05x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $4.49 AUD Regular price ~~$9.67 AUD~~ Sale price $4.49 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 12 Available Now Sale
Single Row Ball Bearings - 19.05x41.275x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 41.275 mm _{+ 0.000 / - 0.011} (Equiv. 1.625 in.)	Width (B) 7.938 mm _{+ 0.000 / - 0.120} (Equiv. 0.313 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R12 (Pack of 100) Out of Stock \| Backorder Now \| Backorder now for delivery around Wed, Sep 02, 2026 Regular price $658.23 AUD Regular price ~~$788.27 AUD~~ Sale price $658.23 AUD Unit price per Priced, Stocked and Sold Per pack of 100 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 19.05x41.275x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 41.275 mm _{+ 0.000 / - 0.011} (Equiv. 1.625 in.)	Width (B) 7.938 mm _{+ 0.000 / - 0.120} (Equiv. 0.313 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R12 (Pack of 100) Out of Stock \| Backorder Now \| Backorder now for delivery around Wed, Sep 02, 2026 Regular price $658.23 AUD Regular price ~~$788.27 AUD~~ Sale price $658.23 AUD Unit price per Priced, Stocked and Sold Per pack of 100 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R12 (Pack of 100) --- Single Row Ball Bearings - 19.05x41.275x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R12 (Pack of 100) --- Single Row Ball Bearings - 19.05x41.275x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $658.23 AUD Regular price ~~$788.27 AUD~~ Sale price $658.23 AUD Unit price per Priced, Stocked and Sold Per pack of 100 Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 19.05x41.275x11.113 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 41.275 mm _{+ 0.000 / - 0.011} (Equiv. 1.625 in.)	Width (B) 11.113 mm _{+ 0.000 / - 0.120} (Equiv. 0.438 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R12A-ZZ (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $21.05 AUD Regular price ~~$24.65 AUD~~ Sale price $21.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 19.05x41.275x11.113 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 19.050 mm _{+ 0.000 / - 0.011} (Equiv. 0.75 in.)	O.D. (D) 41.275 mm _{+ 0.000 / - 0.011} (Equiv. 1.625 in.)	Width (B) 11.113 mm _{+ 0.000 / - 0.120} (Equiv. 0.438 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R12A-ZZ (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 10, 2026 Regular price $21.05 AUD Regular price ~~$24.65 AUD~~ Sale price $21.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R12A-ZZ (Each) --- Single Row Ball Bearings - 19.05x41.275x11.113 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R12A-ZZ (Each) --- Single Row Ball Bearings - 19.05x41.275x11.113 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $21.05 AUD Regular price ~~$24.65 AUD~~ Sale price $21.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale

Miniature Bearings Australia Pty Ltd
3/8 Boyland Avenue
Coopers Plains, Queensland, Australia.
(ABN: 94 069 113 800)