Collection: Bearings - Single Row Ball - Unflanged - Precision

Bearings -> Single Row Ball -> Unflanged -> Precision
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 3x8x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x8x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Non ISO Width
Part Number: S693B-MC3-AF12 (Each)
26 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 26 available can be backordered.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 3x8x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x8x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Non ISO Width
Part Number: S693B-MC3-AF12 (Each)
26 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

26 Available Now. Backorder if more than 26.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Double Shielded ceramic-hybrid Stainless Steel Bearing
Part Number: S693-CSN-ZZ-ACO-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 18, 2026
Regular price $23.68 AUD
Regular price Sale price $23.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Double Shielded ceramic-hybrid Stainless Steel Bearing
Part Number: S693-CSN-ZZ-ACO-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 18, 2026
Regular price $23.68 AUD
Regular price Sale price $23.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded economy bearing with a NON-ISO Width
Part Number: 693-ZZS-ECO (PK-2)
15 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
Regular price $2.41 AUD
Regular price Sale price $2.41 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 15 available can be backordered.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded economy bearing with a NON-ISO Width
Part Number: 693-ZZS-ECO (PK-2)
15 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
Regular price $2.41 AUD
Regular price Sale price $2.41 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

15 units (30 pcs) Available Now. Backorder if more than 15.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-JP6 (Each)
18 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $4.95 AUD
Regular price Sale price $4.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 18 available can be backordered.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-JP6 (Each)
18 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $4.95 AUD
Regular price Sale price $4.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

18 Available Now. Backorder if more than 18.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-DRY (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3-DRY (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Thu, Mar 01, 2029
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Dec 03, 2026
Regular price $363.86 AUD
Regular price $436.64 AUD Sale price $363.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Dec 03, 2026
Regular price $363.86 AUD
Regular price $436.64 AUD Sale price $363.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3 (Each)
72 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 72 available can be backordered.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693-ZZS-MC3 (Each)
72 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

72 Available Now. Backorder if more than 72.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: 693-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: 693-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Thu, Mar 01, 2029
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: 693-ZZS-MC3 (Each)
22 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.32 AUD
Regular price Sale price $3.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 22 available can be backordered.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: 693-ZZS-MC3 (Each)
22 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.32 AUD
Regular price Sale price $3.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

22 Available Now. Backorder if more than 22.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-MC3-AF12 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $291.14 AUD
Regular price $349.36 AUD Sale price $291.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693-MC3-AF12 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $291.14 AUD
Regular price $349.36 AUD Sale price $291.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Double shielded economy ceramic-hybrid stainless steel bearing
Part Number: S693A-CSN-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 18, 2026
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 5    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Hybrid
Double shielded economy ceramic-hybrid stainless steel bearing
Part Number: S693A-CSN-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 18, 2026
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Ceramic Silicon Nitride - PTFE Cage Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.008
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Ceramic Silicon Nitride - PTFE Cage
Material: Ceramic Silicon Nitride - PTFE Cage    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Si3N4
Part Number: CSN-693A-TTS-TF-DRY (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 04, 2026
Regular price $257.95 AUD
Regular price $309.55 AUD Sale price $257.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Ceramic Silicon Nitride - PTFE Cage Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.008
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Ceramic Silicon Nitride - PTFE Cage
Material: Ceramic Silicon Nitride - PTFE Cage    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Ceramic Si3N4
Part Number: CSN-693A-TTS-TF-DRY (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 04, 2026
Regular price $257.95 AUD
Regular price $309.55 AUD Sale price $257.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-ECO (Each)
11 Available Now | Further orders can be expected around Mon, Jul 13, 2026
Regular price $2.86 AUD
Regular price Sale price $2.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 11 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-ECO (Each)
11 Available Now | Further orders can be expected around Mon, Jul 13, 2026
Regular price $2.86 AUD
Regular price Sale price $2.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

11 Available Now. Backorder if more than 11.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double black rubber sealed economy bearing
Part Number: 693A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double black rubber sealed economy bearing
Part Number: 693A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3 (Each)
236 Available Now | Further orders can be expected around Fri, Jul 10, 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 236 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3 (Each)
236 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

236 Available Now. Backorder if more than 236.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded bearing with special low torque light oil lubricant
Part Number: S693A-ZZ-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $729.14 AUD
Regular price $874.96 AUD Sale price $729.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded bearing with special low torque light oil lubricant
Part Number: S693A-ZZ-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $729.14 AUD
Regular price $874.96 AUD Sale price $729.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.005
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Double shielded high speed stainless steel bearing with Polyamide retainer
Part Number: S693A-ZZS-MC3-T9H (Each)
191 Available Now | Further orders can be expected around Sat, Jul 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 191 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.005
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage
Double shielded high speed stainless steel bearing with Polyamide retainer
Part Number: S693A-ZZS-MC3-T9H (Each)
191 Available Now | Further orders can be expected around Sat, Jul 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

191 Available Now. Backorder if more than 191.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded P6 precision stainless steel bearing
Part Number: S693A-ZZ-MC3-JP6 (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $904.95 AUD
Regular price $1,085.95 AUD Sale price $904.95 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded P6 precision stainless steel bearing
Part Number: S693A-ZZ-MC3-JP6 (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $904.95 AUD
Regular price $1,085.95 AUD Sale price $904.95 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-L23 (PK-5000)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $18,198.95 AUD
Regular price $21,838.75 AUD Sale price $18,198.95 AUD
Priced, Stocked and Sold Per 5000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: S693A-ZZ-MC3-L23 (PK-5000)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $18,198.95 AUD
Regular price $21,838.75 AUD Sale price $18,198.95 AUD
Priced, Stocked and Sold Per 5000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: 693A-ZZ-MC3 (Each)
158 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 158 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: 693A-ZZ-MC3 (Each)
158 Available Now | Further orders can be expected around Fri, Jul 10, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

158 Available Now. Backorder if more than 158.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Thu, Mar 01, 2029
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Special Low Noise Grease (Alvania RS)
Part Number: 693A-ZZ-MC3-JP6-AVRS (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Special Low Noise Grease (Alvania RS)
Part Number: 693A-ZZ-MC3-JP6-AVRS (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Thu, Mar 01, 2029
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC4-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $590.95 AUD
Regular price $709.15 AUD Sale price $590.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 693A-ZZ-MC4-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 10, 2026
Regular price $590.95 AUD
Regular price $709.15 AUD Sale price $590.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.