Collection: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless

Bearings -> Single Row Ball -> Unflanged -> Precision -> 440C Stainless
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 3x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SMR93A-ZZ-MC3-JP6 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $324.50 AUD
Regular price Sale price $324.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 3x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SMR93A-ZZ-MC3-JP6 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $324.50 AUD
Regular price Sale price $324.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SMR93A-ZZ-MC3 (Each)
78 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.77 AUD
Regular price Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 78 available can be backordered.
Single Row Ball Bearings - 3x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SMR93A-ZZ-MC3 (Each)
78 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.77 AUD
Regular price Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

78 Available Now. Backorder if more than 78.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
9.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-ECO (Each)
97 Available Now | Further orders can be expected around Fri, Sep 04, 2026
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 97 available can be backordered.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
9.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-ECO (Each)
97 Available Now | Further orders can be expected around Fri, Sep 04, 2026
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

97 Available Now. Backorder if more than 97.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $406.59 AUD
Regular price $486.31 AUD Sale price $406.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $406.59 AUD
Regular price $486.31 AUD Sale price $406.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-MC3-JP6 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $591.77 AUD
Regular price $708.53 AUD Sale price $591.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x9x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S603A-ZZ-MC3-JP6 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $591.77 AUD
Regular price $708.53 AUD Sale price $591.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: S623-MC3-JP6-AF12 (Each)
57 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.68 AUD
Regular price Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 57 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: S623-MC3-JP6-AF12 (Each)
57 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.68 AUD
Regular price Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

57 Available Now. Backorder if more than 57.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard stainless steel bearing
Part Number: S623-ZZ-MC3 (Each)
100 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 100 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard stainless steel bearing
Part Number: S623-ZZ-MC3 (Each)
100 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

100 Available Now. Backorder if more than 100.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed standard stainless steel bearing
Part Number: S623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $762.77 AUD
Regular price Sale price $762.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed standard stainless steel bearing
Part Number: S623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $762.77 AUD
Regular price Sale price $762.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: S623-ZZ-MC3-JP6 (Each)
6 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $22.77 AUD
Regular price Sale price $22.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: S623-ZZ-MC3-JP6 (Each)
6 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $22.77 AUD
Regular price Sale price $22.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S633-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S633-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S633-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $444.41 AUD
Regular price $531.69 AUD Sale price $444.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S633-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $444.41 AUD
Regular price $531.69 AUD Sale price $444.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Part Number: SMR74A-TTS-MC3 (PK-5000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Part Number: SMR74A-TTS-MC3 (PK-5000)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S684A-ZZ-MC3-DRY (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S684A-ZZ-MC3-DRY (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S684A-ZZ-MC34-NMB (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: S684A-ZZ-MC34-NMB (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Part Number: S684A-TTS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Part Number: S684A-TTS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.381
mm
+ 0.000 / - 0.120
(Equiv. 0.094 in.)
Single Row Ball Bearings - 3.175x6.35x2.381 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Open P6 precision bearing with low-torque retainer and light oil lubricant
Part Number: SR144-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $450.95 AUD
Regular price Sale price $450.95 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.381
mm
+ 0.000 / - 0.120
(Equiv. 0.094 in.)
Single Row Ball Bearings - 3.175x6.35x2.381 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Open P6 precision bearing with low-torque retainer and light oil lubricant
Part Number: SR144-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $450.95 AUD
Regular price Sale price $450.95 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.381
mm
+ 0.000 / - 0.125
(Equiv. 0.094 in.)
Single Row Ball Bearings - 3.175x6.35x2.381 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: SR144-MC3-AF12 (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.76 AUD
Regular price $6.72 AUD Sale price $5.76 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.381
mm
+ 0.000 / - 0.125
(Equiv. 0.094 in.)
Single Row Ball Bearings - 3.175x6.35x2.381 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: SR144-MC3-AF12 (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.76 AUD
Regular price $6.72 AUD Sale price $5.76 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR144A-ZZS-MC3 (Each)
141 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 141 available can be backordered.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR144A-ZZS-MC3 (Each)
141 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

141 Available Now. Backorder if more than 141.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: SR144A-MC3-JP6-AF12 (Each)
55 Available Now | Item Discontinued - Up to 55 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.76 AUD
Regular price $6.72 AUD Sale price $5.76 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

55 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: SR144A-MC3-JP6-AF12 (Each)
55 Available Now | Item Discontinued - Up to 55 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.76 AUD
Regular price $6.72 AUD Sale price $5.76 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

55 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR144A-ZZS-MC3-JP6 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $506.23 AUD
Regular price $605.87 AUD Sale price $506.23 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR144A-ZZS-MC3-JP6 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $506.23 AUD
Regular price $605.87 AUD Sale price $506.23 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-5-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $381.41 AUD
Regular price $456.09 AUD Sale price $381.41 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-5-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $381.41 AUD
Regular price $456.09 AUD Sale price $381.41 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-5-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $359.41 AUD
Regular price $429.69 AUD Sale price $359.41 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-5-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $359.41 AUD
Regular price $429.69 AUD Sale price $359.41 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SR2-5A-ZZ-MC3-JP6 (Each)
16 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $18.77 AUD
Regular price Sale price $18.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 16 available can be backordered.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SR2-5A-ZZ-MC3-JP6 (Each)
16 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $18.77 AUD
Regular price Sale price $18.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

16 Available Now. Backorder if more than 16.