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Inch series miniature deep groove ball bearings ( d ＜ 0.5 inch )

C&H offers a comprehensive line of miniature deep groove bearings ranging in size from .1181 to 1.000 inch O.D. (3mm to 26mm), available in inch and metric sizes. Stainless steel or chrome steel bearings are available with crown or ribbon type metallic cages, as well as plastic crown type cages. The miniature deep groove bearings offers high precision, low noise, durability and long life. 

C&H miniature deep groove ball bearings are used in a variety of applications, including: medical equipment, advanced automotive applications and household electrical appliances such as air conditioners, vacuum cleaners, VCRs and video cameras, and in motors for electronic controls systems, among others.

If you are looking for a miniature deep groove ball bearing for your application, then C&H is the perfect choice. We offer a wide range of bearings to meet your specific needs, and our bearings are backed by our satisfaction guarantee.

Contact us today to learn more about our miniature deep groove ball bearings.

PRODUCT FILTERS AND TABLE

Bore diameter (mm)

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Outside diameter (mm)

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Width (mm)

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Sealing
Open
UG
Seal on both sides
Seal on one side
Shield on both sides
Shield on one side
Locating feature outer ring
None
Flanged
Feature inner ring
None
Extended
Ring Material
52100
440C
304
316
Si3N4
ZrO2
Ball Material
52100
440C
304
316
Si3N4
ZrO2
Cage Material
SPCC
304
PA66
Peek
Brass
Designation

Interchange code

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Toggle ： Metric Imperial   Sort By :
Designation Bore diameter Outside diameter Width Flange diameter Flange width Basic dynamic load rating Basic static load rating
d D B/B1 D3 C1 Cr C0r
mm
mm
mm
mm
mm
N
N
R1-5-2Z 2.380 7.938 3.571 196 71
R144 3.175 6.350 2.380 129 44
R144-2Z 3.175 6.350 2.779 129 44
R2-5 3.175 7.938 2.779 254 80
R2-5-2Z 3.175 7.938 3.571 254 80
R2-6 3.175 9.525 2.779 289 102
R2-6-2Z 3.175 9.525 3.571 289 102
R2 3.175 9.525 3.967 289 102
R2-2Z 3.175 9.525 3.967 289 102
R2-2RS 3.175 9.525 3.967 289 102
R2A 3.175 12.700 4.366 520 178
R2A-2Z 3.175 12.700 4.366 520 178
R2A-2RS 3.175 12.700 4.366 520 178
R155 3.967 7.938 2.779 151 62
R155-2Z 3.967 7.938 3.175 151 62
R156 4.763 7.938 2.779 165 67
R156-2Z 4.763 7.938 3.175 165 67
R166 4.763 9.525 3.175 320 120
R166-2Z 4.763 9.525 3.175 320 120
R3 4.763 12.700 3.967 592 218
R3-2Z 4.763 12.700 3.967 592 218
R3-2RS 4.763 12.700 4.978 592 218
R3A 4.763 15.875 4.978 592 218
R3A-2Z 4.763 15.875 4.978 592 218
R168 6.350 9.525 3.175 191 93
R168-2Z 6.350 9.525 3.175 191 93
R188 6.350 12.700 3.175 374 169
R188-2Z 6.350 12.700 4.763 374 169
R4 6.350 15.875 4.978 672 280
R4-2Z 6.350 15.875 4.978 672 280
R1-5-2Z
d Bore diameter 2.380 mm
D Outside diameter 7.938 mm
B/B1 Width 3.571 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 196 N
C0r Basic static load rating 71 N
R144
d Bore diameter 3.175 mm
D Outside diameter 6.350 mm
B/B1 Width 2.380 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 129 N
C0r Basic static load rating 44 N
R144-2Z
d Bore diameter 3.175 mm
D Outside diameter 6.350 mm
B/B1 Width 2.779 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 129 N
C0r Basic static load rating 44 N
R2-5
d Bore diameter 3.175 mm
D Outside diameter 7.938 mm
B/B1 Width 2.779 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 254 N
C0r Basic static load rating 80 N
R2-5-2Z
d Bore diameter 3.175 mm
D Outside diameter 7.938 mm
B/B1 Width 3.571 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 254 N
C0r Basic static load rating 80 N
R2-6
d Bore diameter 3.175 mm
D Outside diameter 9.525 mm
B/B1 Width 2.779 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 289 N
C0r Basic static load rating 102 N
R2-6-2Z
d Bore diameter 3.175 mm
D Outside diameter 9.525 mm
B/B1 Width 3.571 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 289 N
C0r Basic static load rating 102 N
R2
d Bore diameter 3.175 mm
D Outside diameter 9.525 mm
B/B1 Width 3.967 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 289 N
C0r Basic static load rating 102 N
R2-2Z
d Bore diameter 3.175 mm
D Outside diameter 9.525 mm
B/B1 Width 3.967 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 289 N
C0r Basic static load rating 102 N
R2-2RS
d Bore diameter 3.175 mm
D Outside diameter 9.525 mm
B/B1 Width 3.967 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 289 N
C0r Basic static load rating 102 N
R2A
d Bore diameter 3.175 mm
D Outside diameter 12.700 mm
B/B1 Width 4.366 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 520 N
C0r Basic static load rating 178 N
R2A-2Z
d Bore diameter 3.175 mm
D Outside diameter 12.700 mm
B/B1 Width 4.366 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 520 N
C0r Basic static load rating 178 N
R2A-2RS
d Bore diameter 3.175 mm
D Outside diameter 12.700 mm
B/B1 Width 4.366 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 520 N
C0r Basic static load rating 178 N
R155
d Bore diameter 3.967 mm
D Outside diameter 7.938 mm
B/B1 Width 2.779 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 151 N
C0r Basic static load rating 62 N
R155-2Z
d Bore diameter 3.967 mm
D Outside diameter 7.938 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 151 N
C0r Basic static load rating 62 N
R156
d Bore diameter 4.763 mm
D Outside diameter 7.938 mm
B/B1 Width 2.779 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 165 N
C0r Basic static load rating 67 N
R156-2Z
d Bore diameter 4.763 mm
D Outside diameter 7.938 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 165 N
C0r Basic static load rating 67 N
R166
d Bore diameter 4.763 mm
D Outside diameter 9.525 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 320 N
C0r Basic static load rating 120 N
R166-2Z
d Bore diameter 4.763 mm
D Outside diameter 9.525 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 320 N
C0r Basic static load rating 120 N
R3
d Bore diameter 4.763 mm
D Outside diameter 12.700 mm
B/B1 Width 3.967 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 592 N
C0r Basic static load rating 218 N
R3-2Z
d Bore diameter 4.763 mm
D Outside diameter 12.700 mm
B/B1 Width 3.967 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 592 N
C0r Basic static load rating 218 N
R3-2RS
d Bore diameter 4.763 mm
D Outside diameter 12.700 mm
B/B1 Width 4.978 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 592 N
C0r Basic static load rating 218 N
R3A
d Bore diameter 4.763 mm
D Outside diameter 15.875 mm
B/B1 Width 4.978 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 592 N
C0r Basic static load rating 218 N
R3A-2Z
d Bore diameter 4.763 mm
D Outside diameter 15.875 mm
B/B1 Width 4.978 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 592 N
C0r Basic static load rating 218 N
R168
d Bore diameter 6.350 mm
D Outside diameter 9.525 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 191 N
C0r Basic static load rating 93 N
R168-2Z
d Bore diameter 6.350 mm
D Outside diameter 9.525 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 191 N
C0r Basic static load rating 93 N
R188
d Bore diameter 6.350 mm
D Outside diameter 12.700 mm
B/B1 Width 3.175 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 374 N
C0r Basic static load rating 169 N
R188-2Z
d Bore diameter 6.350 mm
D Outside diameter 12.700 mm
B/B1 Width 4.763 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 374 N
C0r Basic static load rating 169 N
R4
d Bore diameter 6.350 mm
D Outside diameter 15.875 mm
B/B1 Width 4.978 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 672 N
C0r Basic static load rating 280 N
R4-2Z
d Bore diameter 6.350 mm
D Outside diameter 15.875 mm
B/B1 Width 4.978 mm
D3 Flange diameter
C1 Flange width
Cr Basic dynamic load rating 672 N
C0r Basic static load rating 280 N
Bore diameter
d
2.380 mm
Outside diameter
D
7.938 mm
Width
B/B1
3.571 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
196 N
Basic static load rating
C0r
71 N
Bore diameter
d
3.175 mm
Outside diameter
D
6.350 mm
Width
B/B1
2.380 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
129 N
Basic static load rating
C0r
44 N
Bore diameter
d
3.175 mm
Outside diameter
D
6.350 mm
Width
B/B1
2.779 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
129 N
Basic static load rating
C0r
44 N
Bore diameter
d
3.175 mm
Outside diameter
D
7.938 mm
Width
B/B1
2.779 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
254 N
Basic static load rating
C0r
80 N
Bore diameter
d
3.175 mm
Outside diameter
D
7.938 mm
Width
B/B1
3.571 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
254 N
Basic static load rating
C0r
80 N
Bore diameter
d
3.175 mm
Outside diameter
D
9.525 mm
Width
B/B1
2.779 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
289 N
Basic static load rating
C0r
102 N
Bore diameter
d
3.175 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.571 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
289 N
Basic static load rating
C0r
102 N
R2
Bore diameter
d
3.175 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.967 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
289 N
Basic static load rating
C0r
102 N
Bore diameter
d
3.175 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.967 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
289 N
Basic static load rating
C0r
102 N
Bore diameter
d
3.175 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.967 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
289 N
Basic static load rating
C0r
102 N
R2A
Bore diameter
d
3.175 mm
Outside diameter
D
12.700 mm
Width
B/B1
4.366 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
520 N
Basic static load rating
C0r
178 N
Bore diameter
d
3.175 mm
Outside diameter
D
12.700 mm
Width
B/B1
4.366 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
520 N
Basic static load rating
C0r
178 N
Bore diameter
d
3.175 mm
Outside diameter
D
12.700 mm
Width
B/B1
4.366 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
520 N
Basic static load rating
C0r
178 N
Bore diameter
d
3.967 mm
Outside diameter
D
7.938 mm
Width
B/B1
2.779 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
151 N
Basic static load rating
C0r
62 N
Bore diameter
d
3.967 mm
Outside diameter
D
7.938 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
151 N
Basic static load rating
C0r
62 N
Bore diameter
d
4.763 mm
Outside diameter
D
7.938 mm
Width
B/B1
2.779 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
165 N
Basic static load rating
C0r
67 N
Bore diameter
d
4.763 mm
Outside diameter
D
7.938 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
165 N
Basic static load rating
C0r
67 N
Bore diameter
d
4.763 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
320 N
Basic static load rating
C0r
120 N
Bore diameter
d
4.763 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
320 N
Basic static load rating
C0r
120 N
R3
Bore diameter
d
4.763 mm
Outside diameter
D
12.700 mm
Width
B/B1
3.967 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
592 N
Basic static load rating
C0r
218 N
Bore diameter
d
4.763 mm
Outside diameter
D
12.700 mm
Width
B/B1
3.967 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
592 N
Basic static load rating
C0r
218 N
Bore diameter
d
4.763 mm
Outside diameter
D
12.700 mm
Width
B/B1
4.978 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
592 N
Basic static load rating
C0r
218 N
R3A
Bore diameter
d
4.763 mm
Outside diameter
D
15.875 mm
Width
B/B1
4.978 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
592 N
Basic static load rating
C0r
218 N
Bore diameter
d
4.763 mm
Outside diameter
D
15.875 mm
Width
B/B1
4.978 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
592 N
Basic static load rating
C0r
218 N
Bore diameter
d
6.350 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
191 N
Basic static load rating
C0r
93 N
Bore diameter
d
6.350 mm
Outside diameter
D
9.525 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
191 N
Basic static load rating
C0r
93 N
Bore diameter
d
6.350 mm
Outside diameter
D
12.700 mm
Width
B/B1
3.175 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
374 N
Basic static load rating
C0r
169 N
Bore diameter
d
6.350 mm
Outside diameter
D
12.700 mm
Width
B/B1
4.763 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
374 N
Basic static load rating
C0r
169 N
R4
Bore diameter
d
6.350 mm
Outside diameter
D
15.875 mm
Width
B/B1
4.978 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
672 N
Basic static load rating
C0r
280 N
Bore diameter
d
6.350 mm
Outside diameter
D
15.875 mm
Width
B/B1
4.978 mm
Flange diameter
D3
Flange width
C1
Basic dynamic load rating
Cr
672 N
Basic static load rating
C0r
280 N
111

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