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 - 3.175x9.525x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-ZZ-MC5-JP6-L23 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-ZZ-MC5-JP6-L23 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Tue, Feb 27, 2029
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-MC5-JP6-L23 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SR2-MC5-JP6-L23 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Tue, Feb 27, 2029
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
Width (B)
4.366
mm
+ 0.000 / - 0.125
(Equiv. 0.172 in.)
Single Row Ball Bearings - 3.175x12.7x4.366 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-8A-ZZ-MC3 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $490.50 AUD
Regular price $588.60 AUD Sale price $490.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
Width (B)
4.366
mm
+ 0.000 / - 0.125
(Equiv. 0.172 in.)
Single Row Ball Bearings - 3.175x12.7x4.366 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-8A-ZZ-MC3 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $490.50 AUD
Regular price $588.60 AUD Sale price $490.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
Width (B)
4.366
mm
+ 0.000 / - 0.120
(Equiv. 0.172 in.)
Single Row Ball Bearings - 3.175x12.7x4.366 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-8A-ZZ-MC3-JP6 (Each)
66 Available Now | Further orders can be expected around Wed, Jul 08, 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 66 available can be backordered.
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
Width (B)
4.366
mm
+ 0.000 / - 0.120
(Equiv. 0.172 in.)
Single Row Ball Bearings - 3.175x12.7x4.366 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: SR2-8A-ZZ-MC3-JP6 (Each)
66 Available Now | Further orders can be expected around Wed, Jul 08, 2026
Regular price $4.77 AUD
Regular price Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

66 Available Now. Backorder if more than 66.
Single Row Ball Bearings - 3.969x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 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 - 3.969x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SR155-MC3-AF12 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $249.77 AUD
Regular price $299.73 AUD Sale price $249.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.969x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 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 - 3.969x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SR155-MC3-AF12 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $249.77 AUD
Regular price $299.73 AUD Sale price $249.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SR155A-ZZS-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $15.50 AUD
Regular price $18.60 AUD Sale price $15.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SR155A-ZZS-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $15.50 AUD
Regular price $18.60 AUD Sale price $15.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.125
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR155A-ZZS-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $296.59 AUD
Regular price Sale price $296.59 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.125
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Part Number: SR155A-ZZS-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $296.59 AUD
Regular price Sale price $296.59 AUD
Priced, Stocked and Sold Per 50 Units
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
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: SMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $2.68 AUD
Regular price $3.22 AUD Sale price $2.68 AUD
Each
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
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: SMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $2.68 AUD
Regular price $3.22 AUD Sale price $2.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 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 cage and light oil lubricant
Part Number: SMR74-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $7.68 AUD
Regular price Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 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 cage and light oil lubricant
Part Number: SMR74-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $7.68 AUD
Regular price Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2 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)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SMR74-MC3-AF12 (Each)
27 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $9.41 AUD
Regular price Sale price $9.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 27 available can be backordered.
Single Row Ball Bearings - 4x7x2 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)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: SMR74-MC3-AF12 (Each)
27 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $9.41 AUD
Regular price Sale price $9.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

27 Available Now. Backorder if more than 27.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Part Number: SMR74A-2RS-ECO (PK-5)
10 units (50 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 10 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Part Number: SMR74A-2RS-ECO (PK-5)
10 units (50 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (50 pcs) Available Now. Backorder if more than 10.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SMR74A-ZZS-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
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 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Double shielded P6 precision stainless steel bearing
Part Number: SMR74A-ZZS-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
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 Tue, Feb 27, 2029
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: ZZS    Bearing Type: Radial   
Double shielded standard stainless steel bearing
Part Number: SMR74A-ZZS-MC3 (Each)
227 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $5.41 AUD
Regular price Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 227 available can be backordered.
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: ZZS    Bearing Type: Radial   
Double shielded standard stainless steel bearing
Part Number: SMR74A-ZZS-MC3 (Each)
227 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $5.41 AUD
Regular price Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

227 Available Now. Backorder if more than 227.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x8x2 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 cage and light oil lubricant
Part Number: SMR84-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x8x2 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 cage and light oil lubricant
Part Number: SMR84-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x8x2 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: SMR84-MC3-AF12 (Each)
66 Available Now | Further orders can be expected around Wed, Jul 08, 2026
Regular price $4.05 AUD
Regular price Sale price $4.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 66 available can be backordered.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x8x2 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: SMR84-MC3-AF12 (Each)
66 Available Now | Further orders can be expected around Wed, Jul 08, 2026
Regular price $4.05 AUD
Regular price Sale price $4.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

66 Available Now. Backorder if more than 66.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 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: SMR84A-ZZ-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 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: SMR84A-ZZ-MC3-JP6 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Open P6 precision stainless steel bearing
Part Number: SMR84A-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | More stock due: 150 around Fri, Aug 21, 2026 | Further orders can be expected around Sun, Aug 23, 2026
Regular price $8.86 AUD
Regular price Sale price $8.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Open P6 precision stainless steel bearing
Part Number: SMR84A-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | More stock due: 150 around Fri, Aug 21, 2026 | Further orders can be expected around Sun, Aug 23, 2026
Regular price $8.86 AUD
Regular price Sale price $8.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x8x3 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: SMR84A-ZZ-MC3 (Each)
163 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 163 available can be backordered.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x8x3 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: SMR84A-ZZ-MC3 (Each)
163 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

163 Available Now. Backorder if more than 163.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SMR84A-MC3-JP6-L23 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Nov 01, 2026
Regular price $419.41 AUD
Regular price $503.29 AUD Sale price $419.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 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 - 4x8x3 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: SMR84A-MC3-JP6-L23 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Nov 01, 2026
Regular price $419.41 AUD
Regular price $503.29 AUD Sale price $419.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: S684-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: S684-MC3-JP6-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 15, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Part Number: S684-MC2-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $352.14 AUD
Regular price $422.56 AUD Sale price $352.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Part Number: S684-MC2-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $352.14 AUD
Regular price $422.56 AUD Sale price $352.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Part Number: S684-MC3-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil   
Part Number: S684-MC3-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Jul 08, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil ISC Ribbon Cage   
Part Number: S684-MC3-R-AF12 (Each)
107 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $8.95 AUD
Regular price Sale price $8.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 107 available can be backordered.
Single Row Ball Bearings - 4x9x2.5 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: AF12 Aeroshell Fluid 12 Oil ISC Ribbon Cage   
Part Number: S684-MC3-R-AF12 (Each)
107 Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $8.95 AUD
Regular price Sale price $8.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

107 Available Now. Backorder if more than 107.