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Home Products Performances and Parameters
◎ Deep Groove Ball Bearing (Inch System Series)

外形尺寸 Boundary dimensions mm

额定负荷Load rating

极限转速Limiting speeds rpm

轴 承 型 号 Bearing numbers
重 量 Weight(g)
Deep groove ball bearing
Deep groove ball bearigs with flauged outer ring
Deep groove ball bearigs
with flauged outer ring
Mos
Nsk
Mos
Nsk
d
D
D1
B
B1
C
C1
rsmin
Cr
Cor
Grease
Oil
Open
Closed
Open
Closed
Open
Closed
Open
Closed
Open
Closed
Open
Closed
3.175
6.350
7.518
2.380
2.779
0.584
0.787
0.1
283
95
67000
80000
R144
R144-2Z
R144
R144 ZZS
FR144
FR144-2Z
FR144
FR144 ZZS
0.25
0.27
0.31
0.35
7.938
9.119
2.779
3.571
0.584
0.787
0.1
560
179
60000
67000
R2-5
R2-5 -2Z
R2-5
R2-5 ZZ
FR2-5
FR2-5-2Z
FR2-5
FR2-5 ZZ
0.55
0.72
0.62
0.81
9.525
10.719
2.779
3.571
0.584
0.787
0.15
640
225
53000
63000
R2-6
R2-6 -2Z
R2-6
R2-6 ZZ
FR2-6
FR2-6-2Z
FR2-6
FR2-6 ZZ
0.96
1.13
1.04
1.25
9.525
11.176
3.967
3.967
0.762
0.762
0.3
630
218
56000
67000
R2
R2 -2Z
R2
R2 ZZ
FR2
FR2-2Z
FR2
FR2 ZZ
1.36
1.39
1.51
1.55
12.700
-
4.366
4.366
-
-
0.3
640
225
53000
63000
R2A
R2A-2Z
R2A
R2A ZZ
-
-
-
-
3.30
3.23
-
-
3.967
7.938
9.119
2.779
3.175
0.584
0.914
0.1
360
149
53000
63000
R155
R155 -2Z
R155
R155 ZZS
FR155
FR155-2Z
FR155
FR155 ZZS
0.51
0.56
0.59
0.67
4.762
7.938
9.119
2.779
3.175
0.584
0.914
0.1
360
149
53000
63000
R156
R156 -2Z
R156
R156 ZZS
FR156
FR156-2Z
FR156
FR156 ZZS
0.39
0.42
0.47
0.53
9.525
10.719
3.175
3.175
0.584
0.787
0.1
710
270
50000
60000
R166
R166 -2Z
R166
R166 ZZ
FR166
FR166-2Z
FR166
FR166 ZZS
0.81
0.85
0.90
0.98
12.700
14.351
3.967
4.978
1.067
1.067
0.3
1300
485
43000
53000
R3
R3 -2Z
R3
R3 ZZ
FR3
FR3-2Z
FR3
FR3 ZZ
2.21
2.79
2.97
3.09
15.875
-
4.978
4.978
-
-
0.3
1480
615
38000
45000
R3A
R3A -2Z
-
-
-
-
-
-
-
-
-
-
6.350
9.525
10.719
3.175
3.175
0.584
0.914
0.1
375
173
48000
56000
R168
R168 -2Z
FR168
FR168 ZZS
FR168
FR168-2Z
FR168
FR168 ZZS
0.57
0.54
0.65
0.68
12.700
13.894
3.175
4.762
0.584
1.143
0.15
1080
440
40000
50000
R188
R188 -2Z
FR188
FR188
FR188
FR188-2Z
FR188
FR188 ZZ
1.53
2.21
1.64
2.43
15.875
17.526
4.978
4.978
1.067
1.067
0.3
1480
615
38000
45000
R4
R4 -2Z 12LS 2RZ
R4
FR4 ZZ
FR4
FR4-2Z
FR4
FR4 ZZ
4.46
4.42
4.82
4.78
19.050
-
5.558
7.142
-
-
0.4
2340
885
36000
43000
R4A
R-2Z-2RS-2LS-RZ
FR4
FR4 ZZ
-
-
-
7.48
9.17
-
-
7.938
12.700
13.894
3.967
3.967
0.787
0.787
0.15
540
276
40000
48000
R1810
R1810 -2Z
FR1810
FR1810 ZZ
FR1810
FR1810-2Z
FR1810
FR1810 ZZS
1.56
1.48
1.17
1.63
9.525
22.225
24.613
5.558
7.142
1.570
1.570
0.4
3350
1410
32000
38000
R6
R6 -2Z-2RS-2LS-2RZ
R6
R6 ZZ
FR6
FR6-2Z
FR6
FR6 ZZS
9.02
11.00
10.00
12.10
12.700
28.575
31.120
6.350
7.938
1.575
1.575
0.4
5115
2415
26000
32000
R8
R8-2Z-2LS
-
-
FR8
FR8-2Z
-
-
-
-
-
-
15.875
34.925
-
7.142
8.733
-
-
0.8
6000
3250
22000
26000
R10
R10-2Z-2LS
-
-
-
-
-
-
-
-
-
-
19.050
41.275
-
7.938
11.13
-
-
0.8
7920
4430
17000
19000
R12
R12-2Z-2LS
-
-
-
-
-
-
-
-
-
-

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