Collection: Bearings - Single Row Ball - Unflanged

Bearings -> Single Row Ball -> Unflanged
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
38 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $5.59 AUD
Regular price Sale price $5.59 AUD
Each
Quantity Required

38 Available Now. Backorder if more than 38.
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Indicative
Image
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
38 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $5.59 AUD
Regular price Sale price $5.59 AUD
Each
Quantity Required

38 Available Now. Backorder if more than 38.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R144A-ZZS-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $621.77 AUD
Regular price $746.13 AUD Sale price $621.77 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R144A-ZZS-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $621.77 AUD
Regular price $746.13 AUD Sale price $621.77 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-MC3-JP6-AF12
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
55 Available Now | Item Discontinued - Up to 55 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.76 AUD
Regular price $5.72 AUD Sale price $4.76 AUD
Each
Quantity Required

55 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-MC3-JP6-AF12
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
55 Available Now | Item Discontinued - Up to 55 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.76 AUD
Regular price $5.72 AUD Sale price $4.76 AUD
Each
Quantity Required

55 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-ZZS-MC3-JP6
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
1 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $2.95 AUD
Regular price $5.01 AUD Sale price $2.95 AUD
Each
Quantity Required

1 Available Now. Backorder if more than 1.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-ZZS-MC3-JP6
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
1 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $2.95 AUD
Regular price $5.01 AUD Sale price $2.95 AUD
Each
Quantity Required

1 Available Now. Backorder if more than 1.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR144A-ZZS-MC34-GR7-R-L23 (54 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,585.59 AUD
Regular price $3,102.71 AUD Sale price $2,585.59 AUD
Per 54
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR144A-ZZS-MC34-GR7-R-L23 (54 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,585.59 AUD
Regular price $3,102.71 AUD Sale price $2,585.59 AUD
Per 54
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
164 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Quantity Required

164 Available Now. Backorder if more than 164.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
164 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Quantity Required

164 Available Now. Backorder if more than 164.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR144A-ZZS-MC34-GR5-R-L23
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
2 Available Now | Further orders can be expected around Sun, Oct 26, 2025
Regular price $54.32 AUD
Regular price Sale price $54.32 AUD
Each
Quantity Required

2 Available Now. Backorder if more than 2.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR144A-ZZS-MC34-GR5-R-L23
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
2 Available Now | Further orders can be expected around Sun, Oct 26, 2025
Regular price $54.32 AUD
Regular price Sale price $54.32 AUD
Each
Quantity Required

2 Available Now. Backorder if more than 2.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR144A-ZZS-MC34-GR5-R-G48 (20 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,260.41 AUD
Regular price Sale price $1,260.41 AUD
Per 20
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR144A-ZZS-MC34-GR5-R-G48 (20 Pcs)
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,260.41 AUD
Regular price Sale price $1,260.41 AUD
Per 20
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SWR144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 08, 2025
Regular price $31.05 AUD
Regular price $63.55 AUD Sale price $31.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SWR144A-ZZS-MC3
Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 08, 2025
Regular price $31.05 AUD
Regular price $63.55 AUD Sale price $31.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.000
mm
+ 0.000 / - 0.005
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.040
(Equiv. 0.079 in.)
Single Row Ball Bearings - 3.175x7x2 mm - Stainless Steel AISI 440C - High Speed Torlon Retainer
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SMR7-032-TO-MC3-GR7-AF12
Single Row Ball Bearings - 3.175x7x2 mm Unflanged - Stainless Steel AISI 440C - High Speed Torlon Retainer Bearing
3 Available Now | Further orders can be expected around Fri, Oct 10, 2025
Regular price $36.23 AUD
Regular price $43.47 AUD Sale price $36.23 AUD
Each
Quantity Required

3 Available Now. Backorder if more than 3.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.000
mm
+ 0.000 / - 0.005
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.040
(Equiv. 0.079 in.)
Single Row Ball Bearings - 3.175x7x2 mm - Stainless Steel AISI 440C - High Speed Torlon Retainer
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SMR7-032-TO-MC3-GR7-AF12
Single Row Ball Bearings - 3.175x7x2 mm Unflanged - Stainless Steel AISI 440C - High Speed Torlon Retainer Bearing
3 Available Now | Further orders can be expected around Fri, Oct 10, 2025
Regular price $36.23 AUD
Regular price $43.47 AUD Sale price $36.23 AUD
Each
Quantity Required

3 Available Now. Backorder if more than 3.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-MC34-GR7-R-L23 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,296.77 AUD
Regular price Sale price $2,296.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-MC34-GR7-R-L23 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,296.77 AUD
Regular price Sale price $2,296.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $443.50 AUD
Regular price Sale price $443.50 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $443.50 AUD
Regular price Sale price $443.50 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5-MC3-JP6-AF12 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $373.41 AUD
Regular price $448.09 AUD Sale price $373.41 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5-MC3-JP6-AF12 (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $373.41 AUD
Regular price $448.09 AUD Sale price $373.41 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC34-GR5-R-L23
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
22 Available Now | Further orders can be expected around Sun, Oct 26, 2025
Regular price $43.14 AUD
Regular price $51.76 AUD Sale price $43.14 AUD
Each
Quantity Required

22 Available Now. Backorder if more than 22.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC34-GR5-R-L23
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
22 Available Now | Further orders can be expected around Sun, Oct 26, 2025
Regular price $43.14 AUD
Regular price $51.76 AUD Sale price $43.14 AUD
Each
Quantity Required

22 Available Now. Backorder if more than 22.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC34-GR7-R-L23 (100 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $4,818.95 AUD
Regular price $5,782.75 AUD Sale price $4,818.95 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC34-GR7-R-L23 (100 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $4,818.95 AUD
Regular price $5,782.75 AUD Sale price $4,818.95 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC45-GR7-R-L23 (30 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,665.32 AUD
Regular price $1,998.38 AUD Sale price $1,665.32 AUD
Per 30
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-ZZS-MC45-GR7-R-L23 (30 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,665.32 AUD
Regular price $1,998.38 AUD Sale price $1,665.32 AUD
Per 30
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-MC34-GR5-R-L23 (40 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,415.14 AUD
Regular price Sale price $1,415.14 AUD
Per 40
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR2-5-MC34-GR5-R-L23 (40 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,415.14 AUD
Regular price Sale price $1,415.14 AUD
Per 40
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR2-5-MC34-GR5-R-L23 (40 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,562.77 AUD
Regular price Sale price $1,562.77 AUD
Per 40
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR2-5-MC34-GR5-R-L23 (40 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $1,562.77 AUD
Regular price Sale price $1,562.77 AUD
Per 40
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR2-5-MC34-GR7-R-L23 (60 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,560.14 AUD
Regular price $3,072.16 AUD Sale price $2,560.14 AUD
Per 60
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Inner Ring Width (Bn)
3.571
mm
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SWR2-5-MC34-GR7-R-L23 (60 Pcs)
Single Row Ball Bearings - 3.175x7.938x2.779 mm / 3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Oct 26, 2025
Regular price $2,560.14 AUD
Regular price $3,072.16 AUD Sale price $2,560.14 AUD
Per 60
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm

(Equiv. 0.125 in.)
OD (D)
7.938
mm

(Equiv. 0.313 in.)
Width (B)
3.571
mm

(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZS-ECO (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Sep 27, 2025
Regular price $60.32 AUD
Regular price Sale price $60.32 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm

(Equiv. 0.125 in.)
OD (D)
7.938
mm

(Equiv. 0.313 in.)
Width (B)
3.571
mm

(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZS-ECO (50 Pcs)
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Sep 27, 2025
Regular price $60.32 AUD
Regular price Sale price $60.32 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm

(Equiv. 0.125 in.)
OD (D)
7.938
mm

(Equiv. 0.313 in.)
Width (B)
3.571
mm

(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-2RS-ECO
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Oct 11, 2025
Regular price $15.77 AUD
Regular price $18.93 AUD Sale price $15.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm

(Equiv. 0.125 in.)
OD (D)
7.938
mm

(Equiv. 0.313 in.)
Width (B)
3.571
mm

(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-2RS-ECO
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Oct 11, 2025
Regular price $15.77 AUD
Regular price $18.93 AUD Sale price $15.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZ-MC3
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
153 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Quantity Required

153 Available Now. Backorder if more than 153.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZ-MC3
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
153 Available Now | Further orders can be expected around Fri, Oct 03, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Quantity Required

153 Available Now. Backorder if more than 153.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZ-MC3-JP6 (20 Pcs)
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $141.14 AUD
Regular price $169.36 AUD Sale price $141.14 AUD
Per 20
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R2-5A-ZZ-MC3-JP6 (20 Pcs)
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 03, 2025
Regular price $141.14 AUD
Regular price $169.36 AUD Sale price $141.14 AUD
Per 20
Quantity Required

Backorder: Out of Stock.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5A-ZZS-MC34-AF12
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
576 Available Now | Further orders can be expected around Sat, Sep 27, 2025
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Each
Quantity Required

576 Available Now. Backorder if more than 576.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
OD (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR2-5A-ZZS-MC34-AF12
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C Bearing
576 Available Now | Further orders can be expected around Sat, Sep 27, 2025
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Each
Quantity Required

576 Available Now. Backorder if more than 576.