Collection: Bearings

2050 Products in this selection
Combined category including sub-categories of bearings. These include needle roller inner rings, one way, needle roller with inner ring, needle roller without inner ring, plastic, conveyor, pivot, single row ball, grooved od, spherical od, thrust ball, double row ball, thrust ball washers only, thrust roller, yoyo, tapered roller set, tapered roller cup, tapered roller cone, self clinching, spherical od radial ball, angular contact, 4 point contact, special applications, disk cleaning applications, pool equipment, mri tables, special type, and dental applications.
Small Parts & Bearings

Additional resources:

A more comprehensive listing may be found on the MBA Minibearings main store at Bearings.
ID (d) O.D. (D) Width (W) W1 W2 N Indicative
Image
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7 - Optimyn Dental Bearing   
Category:
Part Number: SR144A-D27-ZS-KC (Each) Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
57 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $13.95 AUD
Regular price $16.75 AUD Sale price $13.95 AUD
Each
ID (d) O.D. (D) Width (W) W1 Indicative
Image
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7 - Optimyn Dental Bearing   
Category:
Part Number: SR144A-D27-ZS-KC (Each) Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
57 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $13.95 AUD
Regular price $16.75 AUD Sale price $13.95 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (W)
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    Type: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R144A-ZZS-MC3 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
24 Available Now | Further orders can be expected around Fri, Jul 31, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (W)
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    Type: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R144A-ZZS-MC3 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
24 Available Now | Further orders can be expected around Fri, Jul 31, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
6.350
mm
Width (W)
2.779
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Type: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R144A-ZZS-ECO (PK-2) Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
57 units (114 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Per 2
ID (d)
3.175
mm
O.D. (D)
6.350
mm
Width (W)
2.779
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Type: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: R144A-ZZS-ECO (PK-2) Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
57 units (114 pcs) Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Per 2
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
W2
7.518
mm
N
0.787
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZS-MC34-GR5-R-AF12 (PK-40) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Aug 23, 2026
Regular price $1,555.05 AUD
Regular price $1,866.05 AUD Sale price $1,555.05 AUD
Per 40
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    W2: 7.518 mm    N: 0.787 mm    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZS-MC34-GR5-R-AF12 (PK-40) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Aug 23, 2026
Regular price $1,555.05 AUD
Regular price $1,866.05 AUD Sale price $1,555.05 AUD
Per 40
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
W2
7.518
mm
N
0.787
mm
Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage Bearing
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage    Type: Abec 7 - Optimyn Germany Dental Special   
Category:
Part Number: SFR144A-D27-ZSO-KC (Each) Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage Bearing
95 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $31.05 AUD
Regular price Sale price $31.05 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage Bearing
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage    W2: 7.518 mm    N: 0.787 mm    Type: Abec 7 - Optimyn Germany Dental Special   
Category:
Part Number: SFR144A-D27-ZSO-KC (Each) Dental Applications Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage Bearing
95 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $31.05 AUD
Regular price Sale price $31.05 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
W2
7.518
mm
N
0.787
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZZS-MC34-GR7-R-G21 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.80 AUD
Regular price $30.02 AUD Sale price $15.80 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    W2: 7.518 mm    N: 0.787 mm    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZZS-MC34-GR7-R-G21 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.80 AUD
Regular price $30.02 AUD Sale price $15.80 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
W2
7.518
mm
N
0.787
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZZS-MC34-GR7-R-DRY (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
19 Available Now | Item Discontinued - Up to 19 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $25.00 AUD
Regular price $47.50 AUD Sale price $25.00 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    W2: 7.518 mm    N: 0.787 mm    Type: Abec 7   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR144A-ZZS-MC34-GR7-R-DRY (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
19 Available Now | Item Discontinued - Up to 19 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $25.00 AUD
Regular price $47.50 AUD Sale price $25.00 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
W1
3.571
mm
W2
7.518
mm
N
0.787
mm
1046581 | SFWR144A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Flanged - Stainless Steel AISI 440C Bearing
Material: Stainless Steel AISI 440C    Type: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFWR144A-ZZS-MC3 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Flanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 20, 2026
Regular price $15.50 AUD
Regular price $30.71 AUD Sale price $15.50 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
W1
3.571
mm
1046581 | SFWR144A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Flanged - Stainless Steel AISI 440C Bearing
Material: Stainless Steel AISI 440C    W2: 7.518 mm    N: 0.787 mm    Type: Abec 1   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFWR144A-ZZS-MC3 (Each) Single Row Ball Bearings - 3.175x6.35x2.779 mm / 3.571 mm Flanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 20, 2026
Regular price $15.50 AUD
Regular price $30.71 AUD Sale price $15.50 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D107-CSN-ZS-TO-J (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $28.77 AUD
Regular price Sale price $28.77 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D107-CSN-ZS-TO-J (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $28.77 AUD
Regular price Sale price $28.77 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D107-CSN-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
21 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $41.68 AUD
Regular price Sale price $41.68 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D107-CSN-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
21 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $41.68 AUD
Regular price Sale price $41.68 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7 - Optimyn Dental Bearing   
Category:
Part Number: SR144A-D105-ZS-KC (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
4 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $20.14 AUD
Regular price Sale price $20.14 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7 - Optimyn Dental Bearing   
Category:
Part Number: SR144A-D105-ZS-KC (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
4 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $20.14 AUD
Regular price Sale price $20.14 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D105-CSN-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - High Speed Torlon Retainer - Ceramic Si3N4 Balls - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
+ 0.000 / - 0.005
(Equiv. 0.25 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer - Ceramic Si3N4 Balls - Dental Special    Type: Abec 7   
Category:
Part Number: SR144A-D105-CSN-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 2.779 mm - Stainless Steel AISI 440C - High Speed Torlon Retainer - Ceramic Si3N4 Balls - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $22.68 AUD
Regular price Sale price $22.68 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
6.350
mm
Width (W)
6.350
mm
W1
170
mm
W2
158
mm
N
7150
mm
Needle Roller without Inner Ring Bearings - 3.175x6.35x6.35 mm / 170 mm - Chrome Steel Shell
Material: Chrome Steel    Max RPM in Air: 13000    Type: Polyamide   
Category: Bearings - Needle Roller without Inner Ring - Shell Type
Part Number: NSO-0032-0064-0064-ST (Each) Needle Roller without Inner Ring Bearings - 3.175x6.35x6.35 mm / 170 Kgf Shell Type - Chrome Steel Bearing
14 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
ID (d)
3.175
mm
O.D. (D)
6.350
mm
Width (W)
6.350
mm
W1
170
mm
Needle Roller without Inner Ring Bearings - 3.175x6.35x6.35 mm / 170 mm - Chrome Steel Shell
Material: Chrome Steel    W2: 158 mm    N: 7150 mm    Max RPM in Air: 13000    Type: Polyamide   
Category: Bearings - Needle Roller without Inner Ring - Shell Type
Part Number: NSO-0032-0064-0064-ST (Each) Needle Roller without Inner Ring Bearings - 3.175x6.35x6.35 mm / 170 Kgf Shell Type - Chrome Steel Bearing
14 Available Now | Further orders can be expected around Sat, Jul 25, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
-0.00 / +0.10
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
-0.10 / +0.00
(Equiv. 0.25 in.)
Width (W)
2.381/2.778
mm
-0.12 / +0.00
(Equiv. 0.094 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778

Category:
Part Number: SWR144-D106W-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $28.14 AUD
Regular price Sale price $28.14 AUD
Each
ID (d)
3.175
mm
-0.00 / +0.10
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
-0.10 / +0.00
(Equiv. 0.25 in.)
Width (W)
2.381/2.778
mm
-0.12 / +0.00
(Equiv. 0.094 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778

Category:
Part Number: SWR144-D106W-ZS-TO (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $28.14 AUD
Regular price Sale price $28.14 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
-0.00 / +0.10
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
-0.10 / +0.00
(Equiv. 0.25 in.)
Width (W)
2.381/2.778
mm
-0.12 / +0.00
(Equiv. 0.094 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778

Category:
Part Number: SWR144-D106W-ZS-KC (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $36.95 AUD
Regular price Sale price $36.95 AUD
Each
ID (d)
3.175
mm
-0.00 / +0.10
(Equiv. 0.125 in.)
O.D. (D)
6.350 / 5.979
mm
-0.10 / +0.00
(Equiv. 0.25 in.)
Width (W)
2.381/2.778
mm
-0.12 / +0.00
(Equiv. 0.094 in.)
Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778

Category:
Part Number: SWR144-D106W-ZS-KC (Each) Dental Applications Bearings - 3.175 6.350 / 5.979 - 2.381/2.778
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $36.95 AUD
Regular price Sale price $36.95 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
6.800
mm
Width (W)
2.500
mm
W2
8.600
mm
N
0.500
mm
Dental Replacement Parts - Application Brand W&H® Bearing for Headgear
Material: Stainless Steel or Polyamide Retainer    Type: Abec 7   
Category:
Part Number: SFMR6.8-3.175-D1639-CSN-ZS-T9H (Each) Dental Applications Bearings - 3.175x6.8x2.5 mm - Stainless Steel or Polyamide Retainer Replacement
1 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $58.41 AUD
Regular price Sale price $58.41 AUD
Each
ID (d)
3.175
mm
O.D. (D)
6.800
mm
Width (W)
2.500
mm
Dental Replacement Parts - Application Brand W&H® Bearing for Headgear
Material: Stainless Steel or Polyamide Retainer    W2: 8.600 mm    N: 0.500 mm    Type: Abec 7   
Category:
Part Number: SFMR6.8-3.175-D1639-CSN-ZS-T9H (Each) Dental Applications Bearings - 3.175x6.8x2.5 mm - Stainless Steel or Polyamide Retainer Replacement
1 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $58.41 AUD
Regular price Sale price $58.41 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
7.000
mm
Width (W)
2.000
mm
Dental Applications Bearings - 3.175x7x2 mm

Category:
Part Number: SMR7-032-CSN-MC3-GR7-TO-AF12 (Each) Dental Applications Bearings - 3.175x7x2 mm
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $61.41 AUD
Regular price Sale price $61.41 AUD
Each
ID (d)
3.175
mm
O.D. (D)
7.000
mm
Width (W)
2.000
mm
Dental Applications Bearings - 3.175x7x2 mm

Category:
Part Number: SMR7-032-CSN-MC3-GR7-TO-AF12 (Each) Dental Applications Bearings - 3.175x7x2 mm
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $61.41 AUD
Regular price Sale price $61.41 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
7.000
mm
Width (W)
2.000
mm
Dental Applications Bearings - 3.175x7x2 mm

Category:
Part Number: SMR7-032-MC3-GR7-TO-AF12 (Each) Dental Applications Bearings - 3.175x7x2 mm
3 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $44.68 AUD
Regular price Sale price $44.68 AUD
Each
ID (d)
3.175
mm
O.D. (D)
7.000
mm
Width (W)
2.000
mm
Dental Applications Bearings - 3.175x7x2 mm

Category:
Part Number: SMR7-032-MC3-GR7-TO-AF12 (Each) Dental Applications Bearings - 3.175x7x2 mm
3 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $44.68 AUD
Regular price Sale price $44.68 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
7.518 / 7.200
mm
Width (W)
2.778
mm
Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Dental Special Bearing
Material: Stainless Steel AISI 440C - Dental Special   
Category:
Part Number: SR145-D75-ZZE-KC (Each) Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $63.95 AUD
Regular price Sale price $63.95 AUD
Each
ID (d)
3.175
mm
O.D. (D)
7.518 / 7.200
mm
Width (W)
2.778
mm
Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Dental Special Bearing
Material: Stainless Steel AISI 440C - Dental Special   
Category:
Part Number: SR145-D75-ZZE-KC (Each) Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $63.95 AUD
Regular price Sale price $63.95 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
O.D. (D)
7.518 / 7.200
mm
Width (W)
2.778
mm
Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special   
Category:
Part Number: SR145-D75-CSN-ZZE-KC (Each) Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $74.14 AUD
Regular price Sale price $74.14 AUD
Each
ID (d)
3.175
mm
O.D. (D)
7.518 / 7.200
mm
Width (W)
2.778
mm
Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special   
Category:
Part Number: SR145-D75-CSN-ZZE-KC (Each) Dental Applications Bearings - 3.175 7.518 / 7.200 2.778 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls - Dental Special Bearing
Out of Stock | Backorder Now | Orders can be expected around Fri, Aug 07, 2026
Regular price $74.14 AUD
Regular price Sale price $74.14 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Type: Abec 5   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR2-5-ZZS-MC34-GR5-R-L23 (Each) 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, Aug 23, 2026
Regular price $43.14 AUD
Regular price $51.76 AUD Sale price $43.14 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.005
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.040
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x7.938x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Type: Abec 5   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR2-5-ZZS-MC34-GR5-R-L23 (Each) 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, Aug 23, 2026
Regular price $43.14 AUD
Regular price $51.76 AUD Sale price $43.14 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (W)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
W2
9.119
mm
N
0.584
mm
Single Row Ball Bearings - 3.175x7.938x2.779 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Type: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR2-5-MC3-JP6 (Each) Single Row Ball Bearings - 3.175x7.938x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
14 Available Now | Item Discontinued - Up to 14 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.41 AUD
Regular price $6.31 AUD Sale price $3.41 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (W)
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    W2: 9.119 mm    N: 0.584 mm    Type: P6   
Category: Bearings - Single Row Ball - Flanged
Part Number: SFR2-5-MC3-JP6 (Each) Single Row Ball Bearings - 3.175x7.938x2.779 mm Flanged - Stainless Steel AISI 440C Bearing
14 Available Now | Item Discontinued - Up to 14 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.41 AUD
Regular price $6.31 AUD Sale price $3.41 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
3.571
mm
+ 0.000 / - 0.040
(Equiv. 0.141 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7   
Category:
Part Number: SR2-5A-D17-ZS-KC (Each) Dental Applications Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
22 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $16.14 AUD
Regular price $19.36 AUD Sale price $16.14 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
3.571
mm
+ 0.000 / - 0.040
(Equiv. 0.141 in.)
Material: Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special    Type: Abec 7   
Category:
Part Number: SR2-5A-D17-ZS-KC (Each) Dental Applications Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C - High Speed Phenolic Cage - Dental Special Bearing
22 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $16.14 AUD
Regular price $19.36 AUD Sale price $16.14 AUD
Each
View the product page first if you are unsure.
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
3.571
mm
+ 0.000 / - 0.040
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C - Dental Special
Material: Stainless Steel AISI 440C - Dental Special    Type: Abec 7   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR2-5A-D17-ZZS-KC (Each) Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $27.05 AUD
Regular price $49.60 AUD Sale price $27.05 AUD
Each
ID (d)
3.175
mm
+ 0.000 / - 0.004
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.005
(Equiv. 0.313 in.)
Width (W)
3.571
mm
+ 0.000 / - 0.040
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Stainless Steel AISI 440C - Dental Special
Material: Stainless Steel AISI 440C - Dental Special    Type: Abec 7   
Category: Bearings - Single Row Ball - Unflanged
Part Number: SR2-5A-D17-ZZS-KC (Each) Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Stainless Steel AISI 440C - Dental Special Bearing
2 Available Now | Further orders can be expected around Fri, Aug 07, 2026
Regular price $27.05 AUD
Regular price $49.60 AUD Sale price $27.05 AUD
Each
View the product page first if you are unsure.