Product Description
Mini Deep groove ball bearing R2-2RS
Deep groove ball bearing R2, inner diameter (D) is 3.175 mm, outside diameter (D) is 9.525 mm, the thickness (B) is 3.969 mm. R2 bearing mainly can be used for: ironing machine, injection molding machine accessories, wire stripping machine, cold water machine, pressing machine, handle, non-woven fabric printing equipment, packaging, kitchen equipment, evaporator, manual welding machine, in addition to iron machine, pre-treatment equipment, rubber calender, and so on.
Deep groove ball bearing In Inch R Series Size Table:
|
Bearing No.
|
Boundary Dimensions
|
Basic load rating KN
|
Weight
|
d
mm inch
|
D
mm inch
|
B
|
rsmin
mm
|
Dynamic
|
Static
|
Closed
|
Open
mm inch
|
Closed
mm inch
|
Cr
|
Cor
|
Kg
|
|
R2-5
|
3.175 0.125
|
7.938 0.3125
|
2.778 0.1094
|
3.571 0.1406
|
0.10
|
0.560
|
0.180
|
|
|
R2
|
3.175 0.125
|
9.525 0.375
|
3.969 0.1563
|
3.969 0.1563
|
0.30
|
0.640
|
0.226
|
0.00140
|
|
R2A
|
3.175 0.125
|
12.7 0.5
|
4.366 0.1719
|
4.366 0.1719
|
0.30
|
0.640
|
0.226
|
0.00330
|
|
R3
|
4.762 0.1875
|
12.7 0.5
|
3.969 0.1563
|
4.978 0.1960
|
0.30
|
1.310
|
0.485
|
0.00290
|
|
R4
|
6.35 0.25
|
15.875 0.625
|
4.978 0.1960
|
4.978 0.1960
|
0.30
|
1.470
|
0.600
|
0.00450
|
|
R4A
|
6.35 0.25
|
19.05 0.75
|
5.556 0.2187
|
7.144 0.2813
|
0.40
|
2.410
|
0.911
|
0.01000
|
|
R6
|
9.525 0.375
|
22.225 0.875
|
5.556 0.2187
|
7.144 0.2813
|
0.40
|
3.350
|
1.410
|
0.01170
|
|
R8
|
12.7 0.5
|
28.575 1.125
|
6.35 0.25
|
7.938 0.3125
|
0.40
|
5.110
|
2.380
|
0.02100
|
|
R10
|
15.875 0.625
|
34.925 1.375
|
7.144 0.2813
|
8.731 0.3437
|
0.80
|
6.000
|
3.250
|
0.03670
|
|
R12
|
19.05 0.75
|
41.275 1.625
|
7.938 0.3125
|
11.112 0.4375
|
0.80
|
8.370
|
4.520
|
0.06300
|
|
R14
|
22.225 0.875
|
47.625 1.875
|
9.525 0.375
|
12.7 0.5
|
0.80
|
10.060
|
5.920
|
0.09700
|
|
R16
|
25.4 1
|
50.8 2
|
9.525 0.375
|
12.7 0.5
|
0.80
|
10.060
|
5.920
|
0.10700
|
|
R18
|
28.575 1.125
|
53.975 2.125
|
9.525 0.375
|
12.7 0.5
|
0.80
|
11.900
|
7.460
|
0.12200
|
|
R20
|
31.75 1.25
|
57.15 2.25
|
9.525 0.375
|
12.7 0.5
|
0.80
|
13.230
|
8.300
|
0.12500
|
|
R22
|
34.925 1.375
|
63.5 2.5
|
11.112 0.4375
|
14.288 0.5625
|
0.80
|
16.210
|
10.420
|
0.16500
|
|
R24
|
38.10 1.5
|
66.675 2.625
|
11.112 0.4375
|
14.288 0.5625
|
0.80
|
17.030
|
11.700
|
0.17200
|
|
R144
|
3.175 0.125
|
6.35 0.25
|
2.779 0.1094
|
2.779 0.1094
|
0.08
|
0.294
|
0.098
|
0.00030
|
|
R155
|
3.969 0.1563
|
7.938 0.3125
|
2.779 0.1094
|
3.175 0.125
|
0.08
|
0.392
|
0.147
|
0.00055
|
|
R156
|
4.762 0.1875
|
7.938 0.3125
|
2.779 0.1094
|
3.175 0.125
|
0.08
|
0.392
|
0.147
|
0.00045
|
|
R166
|
4.762 0.1875
|
9.525 0.375
|
3.175 0.125
|
3.175 0.125
|
0.08
|
0.715
|
0.274
|
0.00080
|
|
R168
|
6.35 0.25
|
9.525 0.375
|
3.175 0.125
|
3.175 0.125
|
0.08
|
0.421
|
0.205
|
0.00060
|
|
R186
|
4.762 0.1875
|
12.7 0.5
|
2.779 0.1094
|
3.969 0.1563
|
0.13
|
1.313
|
0.490
|
0.00200
|
|
R188
|
6.35 0.25
|
12.7 0.5
|
3.175 0.125
|
4.762 0.1875
|
0.13
|
0.833
|
0.372
|
0.00200
|
|
R1810
|
7.938 0.3125
|
12.7 0.5
|
3.969 0.1563
|
3.969 0.1563
|
0.13
|
0.882
|
0.421
|
0.00170
|
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