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Products
RU does not require a presser flange of housing. The model can be used for both inner ring rotation and outer ring rotation.
Type
Boundary dimensions (mm)
Mounting hole dimensions (mm)
Inner diameter
Outer diameter
Width
Outer ring
d
D
B
PCD1
Mounting hole
RU1008
10
52
8
42
6-φ3.4 through hole, φ6.5 counter hole depth 3.3
RU2012
20
70
12
57
6-φ3.4 through hole, φ6.5 counter hole depth 3.3
RU2512
25
80
12
67
6-φ3.4 through hole, φ6.5 counter hole depth 3.3
RU3515
35
95
15
83
8-φ4.5 through hole, φ8 counter hole depth 4.4
RU5515
55
120
15
105
8-φ5.5 through hole, φ9.5 counter hole depth 5.4
RU8022
80
165
22
148
10-φ5.5through hole, φ9.5 counter hole depth 5.4
RU8022G
80
165
22
148
10-φ5.5through hole, φ9.5 counter hole depth 5.4
RU8022X
80
165
22
148
10-φ5.5through hole, φ9.5 counter hole depth 5.4
RU9025
90
210
25
187
12-φ9 through hole, φ14 counter hole depth 8.6
RU9025G
90
210
25
187
12-φ9 through hole, φ14 counter hole depth 8.6
RU9025X
90
210
25
187
12-φ9 through hole, φ14 counter hole depth 8.6
RU11528
115
240
28
217
12-φ9 through hole, φ14 counter hole depth 8.6
RU11528G
115
240
28
217
12-φ9 through hole, φ14 counter hole depth 8.6
RU11528X
115
240
28
217
12-φ9 through hole, φ14 counter hole depth 8.6
RU16035
160
295
35
270
12-φ11 through hole, φ17.5 counter hole depth 10.8
RU16035G
160
295
35
270
12-φ11 through hole, φ17.5 counter hole depth 10.8
RU16035X
160
295
35
270
12-φ11 through hole, φ17.5 counter hole depth 10.8
RU21040
210
380
40
350
16-φ14 through hole, φ20 counter hole depth13
RU21040G
210
380
40
350
16-φ14 through hole, φ20 counter hole depth13
RU21040X
210
380
40
350
16-φ14 through hole, φ20 counter hole depth13
RU35045
350
540
40
505
24-φ14 through hole, φ20 counter hole depth 13
RU35045G
350
540
45
505
24-φ14 through hole, φ20 counter hole depth 13
RU35045X
350
540
45
505
24-φ14 through hole, φ20 counter hole depth 13
Mounting hole dimensions (mm)
Rated loading (kN)
weight
equivalent
Inner ring
PCD2
Mounting hole
C
Co
kg
THK
IKO
16
4-M3
2.91
2.43
0.12
CRBF108AT
28
6-M3
7.35
8.35
0.29
RU42
CRBF2012AT
35
6-M3
8.61
10.6
0.4
CRBF2512AT
45
8-M4
17.5
22.3
0.66
RU66
CRBF3515AT
65
8-M5
20.3
29.5
1
RU85
CRBF5515AT
97
10-φ5.5 through hole, φ9.5 counter hole depth 5.4
33.1
50.9
2.6
RU124
CRBF8022A
97
10-φ5.5 through hole, φ9.5 counter hole depth 5.4
33.1
50.9
2.6
RU124G
CRBF8022AD
97
10-M5
33.1
50.9
2.6
RU124X
CRBF8022AT
112
12-φ9 through hole, φ14 counter hole depth 8.6
49.1
76.8
4.9
RU148
112
12-φ9 through hole, φ14 counter hole depth 8.6
49.1
76.8
4.9
RU148G
112
12-M8
49.1
76.8
4.9
RU148X
139
12-φ9 through hole, φ14 counter hole depth 8.6
80.3
135
6.8
RU178
139
12-φ9 through hole, φ14 counter hole depth 8.6
80.3
135
6.8
RU178G
139
12-M8
80.3
135
6.8
RU178X
184
12-φ11 through hole, φ17.5 counter hole depth 10.8
104
173
11.4
RU228
184
12-φ11 through hole, φ17.5 counter hole depth 10.8
104
173
11.4
RU228G
184
12-M10
104
173
11.4
RU228X
240
16-φ14 through hole, φ20 counter hole depth 13
156
281
21.3
RU297
240
16-φ14 through hole, φ20 counter hole depth 13
156
281
21.3
RU297G
240
16-M12
156
281
21.3
RU297X
385
24-φ14 through hole, φ20 counter hole depth 13
222
473
35.4
RU445
385
24-φ14 through hole, φ20 counter hole depth 13
222
473
35.4
RU445G
385
24-M12
222
473
35.4
RU445X
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RC standard type crossed roller bearing
RE standard type crossed roller bearing
XR standard type cross taper roller bearing
XSU standard type cross roller bearing
SX standard type cross roller bearing
RB harmonic reducer bearings
RU harmonic reducer bearings
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