Collection: Bearings - Single Row Ball

Bearings -> Single Row Ball
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Ceramic balls.
Part Number: SR8A-CSN-2RS-ECO (PK-30)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $860.50 AUD
Regular price Sale price $860.50 AUD
Priced, Stocked and Sold Per 30 Units
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 - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Ceramic balls.
Part Number: SR8A-CSN-2RS-ECO (PK-30)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $860.50 AUD
Regular price Sale price $860.50 AUD
Priced, Stocked and Sold Per 30 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Deleted Item. Available while stocks last.
Part Number: R8-AF12 (PK-2)
2 units (4 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $9.18 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (4 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Deleted Item. Available while stocks last.
Part Number: R8-AF12 (PK-2)
2 units (4 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $9.18 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (4 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Double shielded economy bearing
Part Number: R8A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Double shielded economy bearing
Part Number: R8A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-2RS (Each)
60 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $13.59 AUD
Regular price Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 60 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-2RS (Each)
60 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $13.59 AUD
Regular price Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

60 Available Now. Backorder if more than 60.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR8A-2RS-ECO (Each)
20 Available Now | Further orders can be expected around Mon, Jul 06, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 20 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR8A-2RS-ECO (Each)
20 Available Now | Further orders can be expected around Mon, Jul 06, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

20 Available Now. Backorder if more than 20.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-ZZ-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-ZZ-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C - High Temp Grease to 160 Deg C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C - High Temp Grease to 160 Deg C
Material: Stainless Steel AISI 440C - High Temp Grease to 160 Deg C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-ZZ-AG2 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10,943.95 AUD
Regular price $13,132.75 AUD Sale price $10,943.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C - High Temp Grease to 160 Deg C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C - High Temp Grease to 160 Deg C
Material: Stainless Steel AISI 440C - High Temp Grease to 160 Deg C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR8A-ZZ-AG2 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10,943.95 AUD
Regular price $13,132.75 AUD Sale price $10,943.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Double shielded standard stainless steel bearing
Part Number: SR8A-ZZ (Each)
6 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Double shielded standard stainless steel bearing
Part Number: SR8A-ZZ (Each)
6 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R8A-ZZ-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R8A-ZZ-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-2RS-ECO (PK-2)
59 units (118 pcs) Available Now | Further orders can be expected around Mon, Jul 06, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 59 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-2RS-ECO (PK-2)
59 units (118 pcs) Available Now | Further orders can be expected around Mon, Jul 06, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

59 units (118 pcs) Available Now. Backorder if more than 59.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-ZZ-ECO (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $196.77 AUD
Regular price $236.13 AUD Sale price $196.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-ZZ-ECO (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 06, 2026
Regular price $196.77 AUD
Regular price $236.13 AUD Sale price $196.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm with Snap Ring - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100   
Category: Bearings - Single Row Ball - with Snap Ring
This bearing has a snap ring on the OD
Part Number: R8A-2RS-NR-ECO (Each)
2 Available Now | Further orders can be expected around Mon, Jul 20, 2026
Regular price $25.50 AUD
Regular price $48.82 AUD Sale price $25.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm with Snap Ring - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100   
Category: Bearings - Single Row Ball - with Snap Ring
This bearing has a snap ring on the OD
Part Number: R8A-2RS-NR-ECO (Each)
2 Available Now | Further orders can be expected around Mon, Jul 20, 2026
Regular price $25.50 AUD
Regular price $48.82 AUD Sale price $25.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R8A-2RS (Each)
1 Available Now | More stock due: 100 around Sat, Oct 10, 2026 | Further orders can be expected around Sun, Jul 12, 2026
Regular price $5.05 AUD
Regular price Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R8A-2RS (Each)
1 Available Now | More stock due: 100 around Sat, Oct 10, 2026 | Further orders can be expected around Sun, Jul 12, 2026
Regular price $5.05 AUD
Regular price Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR8A-ZZ-JP6 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $1,069.50 AUD
Regular price $2,262.60 AUD Sale price $1,069.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR8A-ZZ-JP6 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $1,069.50 AUD
Regular price $2,262.60 AUD Sale price $1,069.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Deleted Item. Available while stocks last.
Part Number: SFR8A-ZZ (Each)
15 Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $13.24 AUD
Regular price $28.94 AUD Sale price $13.24 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

15 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Deleted Item. Available while stocks last.
Part Number: SFR8A-ZZ (Each)
15 Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $13.24 AUD
Regular price $28.94 AUD Sale price $13.24 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

15 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: FR8A-ZZ-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.008
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.120
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: FR8A-ZZ-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: FR8A-ZZ (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: FR8A-ZZ (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Flange Diameter (DF)
31.120
Flange Width (BF)
1.575
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Double rubber sealed flanged bearing
Part Number: FR8A-2RS (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x28.575x7.938 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 31.120    Flange Width (BF): 1.575    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Double rubber sealed flanged bearing
Part Number: FR8A-2RS (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Carbon Steel Semi-Ground Bearing
ID (d)
12.700
mm
+ 0.127 / - 0.000
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.013
(Equiv. 1.125 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.127
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Carbon Steel Semi-Ground
Material: Carbon Steel Semi-Ground    Precision Grade: 0.889   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-2RS-SG (Each)
13 Available Now | Further orders can be expected around Wed, Jul 01, 2026
Regular price $27.32 AUD
Regular price $32.78 AUD Sale price $27.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 13 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Carbon Steel Semi-Ground Bearing
ID (d)
12.700
mm
+ 0.127 / - 0.000
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.013
(Equiv. 1.125 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.127
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Carbon Steel Semi-Ground
Material: Carbon Steel Semi-Ground    Precision Grade: 0.889   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Width
Part Number: R8H-2RS-SG (Each)
13 Available Now | Further orders can be expected around Wed, Jul 01, 2026
Regular price $27.32 AUD
Regular price $32.78 AUD Sale price $27.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

13 Available Now. Backorder if more than 13.
Single Row Ball Bearings - 12.7x32x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
32.000
mm
+ 0.000 / - 0.011
(Equiv. 1.26 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12.7x32x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Bore
Part Number: 6201-16-ZZ (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x32x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
32.000
mm
+ 0.000 / - 0.011
(Equiv. 1.26 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12.7x32x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Bore
Part Number: 6201-16-ZZ (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x32x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
32.000
mm
+ 0.000 / - 0.011
(Equiv. 1.26 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12.7x32x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Bore
Part Number: 6201-16-2RS (Each)
1 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $4.32 AUD
Regular price $7.60 AUD Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Single Row Ball Bearings - 12.7x32x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
32.000
mm
+ 0.000 / - 0.011
(Equiv. 1.26 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12.7x32x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Non ISO Bore
Part Number: 6201-16-2RS (Each)
1 Available Now | Further orders can be expected around Sun, Jul 12, 2026
Regular price $4.32 AUD
Regular price $7.60 AUD Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Single Row Ball Bearings - 12.7x33.338x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
33.338
mm
+ 0.000 / - 0.011
(Equiv. 1.313 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.125
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x33.338x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: RLS4-2RS (Each)
2 Available Now | Further orders can be expected around Fri, Jun 19, 2026
Regular price $11.50 AUD
Regular price Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 12.7x33.338x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
33.338
mm
+ 0.000 / - 0.011
(Equiv. 1.313 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.125
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x33.338x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: RLS4-2RS (Each)
2 Available Now | Further orders can be expected around Fri, Jun 19, 2026
Regular price $11.50 AUD
Regular price Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Single Row Ball Bearings - 12.7x33.338x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
33.338
mm
+ 0.000 / - 0.011
(Equiv. 1.313 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.125
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x33.338x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: RLS4-ZZ (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 12.7x33.338x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
33.338
mm
+ 0.000 / - 0.011
(Equiv. 1.313 in.)
Width (B)
9.525
mm
+ 0.000 / - 0.125
(Equiv. 0.375 in.)
Single Row Ball Bearings - 12.7x33.338x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: RLS4-ZZ (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
Single Row Ball Bearings - 12.7x34.925x11.113 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
34.925
mm
+ 0.000 / - 0.011
(Equiv. 1.375 in.)
Width (B)
11.113
mm
+ 0.000 / - 0.125
(Equiv. 0.438 in.)
Single Row Ball Bearings - 12.7x34.925x11.113 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CSN-R12216-TTS-PK-DRY (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 19, 2026
Regular price $3,575.68 AUD
Regular price $4,290.82 AUD Sale price $3,575.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x34.925x11.113 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
34.925
mm
+ 0.000 / - 0.011
(Equiv. 1.375 in.)
Width (B)
11.113
mm
+ 0.000 / - 0.125
(Equiv. 0.438 in.)
Single Row Ball Bearings - 12.7x34.925x11.113 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CSN-R12216-TTS-PK-DRY (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 19, 2026
Regular price $3,575.68 AUD
Regular price $4,290.82 AUD Sale price $3,575.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.