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Bore Dia
Outer Dia
Width
Seal Type
Basic Load Rating C
Basic Load Rating Co
Holes
RA
64 Products
ILY High Precision Cross Roller Ring THK RA series.
RA cross roller ring has an integrated inner ring and separable outer ring ,sharing the same structure with RB crossed roller bearing except it`s ultra-thin. Suited for inner ring rotation , and applications where lightweight, compact design is required.
RA Thin-Section Crossed Roller Bearing Features
1、Sustain radial, axial and moment loads at the same time2、High rigidity & running accuracy
3、Ultra-thin type , lightweight
Applications
Industrial robots, manipulators, medical equipment, measuring instruments, etc. 
Part Number
Bore Dia
Outer Dia
Width
Seal Type
Basic Load
Rating C
Rating C
Basic Load
Rating Co
Rating Co
Weight
RA5008
50 mm
66 mm
8 mm
Open
5.1 kN
7.19 kN
0.08 Kg
RA5008C
50 mm
66 mm
8 mm
Open
5.1 kN
7.19 kN
0.08 Kg
RA5008CUU
50 mm
66 mm
8 mm
Sealed
5.1 kN
7.19 kN
0.08 Kg
RA5008UU
50 mm
66 mm
8 mm
Sealed
5.1 kN
7.19 kN
0.08 Kg
RA6008
60 mm
76 mm
8 mm
Open
5.68 kN
8.68 kN
0.09 Kg
RA6008C
60 mm
76 mm
8 mm
Open
5.68 kN
8.68 kN
0.09 Kg
RA6008CUU
60 mm
76 mm
8 mm
Sealed
5.68 kN
8.68 kN
0.09 Kg
RA6008UU
60 mm
76 mm
8 mm
Sealed
5.68 kN
8.68 kN
0.09 Kg
RA7008
70 mm
86 mm
8 mm
Open
5.98 kN
9.8 kN
0.1 Kg
RA7008C
70 mm
86 mm
8 mm
Open
5.98 kN
9.8 kN
0.1 Kg
RA7008CUU
70 mm
86 mm
8 mm
Sealed
5.98 kN
9.8 kN
0.1 Kg
RA7008UU
70 mm
86 mm
8 mm
Sealed
5.98 kN
9.8 kN
0.1 Kg
RA8008
80 mm
96 mm
8 mm
Open
6.37 kN
11.3 kN
0.11 Kg
RA8008C
80 mm
96 mm
8 mm
Open
6.37 kN
11.3 kN
0.11 Kg
RA8008CUU
80 mm
96 mm
8 mm
Sealed
6.37 kN
11.3 kN
0.11 Kg
RA8008UU
80 mm
96 mm
8 mm
Sealed
6.37 kN
11.3 kN
0.11 Kg
RA9008
90 mm
106 mm
8 mm
Open
6.76 kN
12.4 kN
0.12 Kg
RA9008C
90 mm
106 mm
8 mm
Open
6.76 kN
12.4 kN
0.12 Kg
RA9008CUU
90 mm
106 mm
8 mm
Sealed
6.76 kN
12.4 kN
0.12 Kg
RA9008UU
90 mm
106 mm
8 mm
Sealed
6.76 kN
12.4 kN
0.12 Kg
RA10008
100 mm
116 mm
8 mm
Open
7.15 kN
13.9 kN
0.14 Kg
RA10008C
100 mm
116 mm
8 mm
Open
7.15 kN
13.9 kN
0.14 Kg
RA10008CUU
100 mm
116 mm
8 mm
Sealed
7.15 kN
13.9 kN
0.14 Kg
RA10008UU
100 mm
116 mm
8 mm
Sealed
7.15 kN
13.9 kN
0.14 Kg
RA11008
110 mm
126 mm
8 mm
Open
7.45 kN
15 kN
0.15 Kg
RA11008C
110 mm
126 mm
8 mm
Open
7.45 kN
15 kN
0.15 Kg
RA11008CUU
110 mm
126 mm
8 mm
Sealed
7.45 kN
15 kN
0.15 Kg
RA11008UU
110 mm
126 mm
8 mm
Sealed
7.45 kN
15 kN
0.15 Kg
RA12008
120 mm
136 mm
8 mm
Open
7.84 kN
16.5 kN
0.17 Kg
RA12008C
120 mm
136 mm
8 mm
Open
7.84 kN
16.5 kN
0.17 Kg
RA12008CUU
120 mm
136 mm
8 mm
Sealed
7.84 kN
16.5 kN
0.17 Kg
RA12008UU
120 mm
136 mm
8 mm
Sealed
7.84 kN
16.5 kN
0.17 Kg
RA13008
130 mm
146 mm
8 mm
Open
7.94 kN
17.6 kN
0.18 Kg
RA13008C
130 mm
146 mm
8 mm
Open
7.94 kN
17.6 kN
0.18 Kg
RA13008CUU
130 mm
146 mm
8 mm
Sealed
7.94 kN
17.6 kN
0.18 Kg
RA13008UU
130 mm
146 mm
8 mm
Sealed
7.94 kN
17.6 kN
0.18 Kg
RA14008
140 mm
156 mm
8 mm
Open
8.33 kN
19.1 kN
0.19 Kg
RA14008C
140 mm
156 mm
8 mm
Open
8.33 kN
19.1 kN
0.19 Kg
RA14008CUU
140 mm
156 mm
8 mm
Sealed
8.33 kN
19.1 kN
0.19 Kg
RA14008UU
140 mm
156 mm
8 mm
Sealed
8.33 kN
19.1 kN
0.19 Kg
RA15008
150 mm
166 mm
8 mm
Open
8.82 kN
20.6 kN
0.2 Kg
RA15008C
150 mm
166 mm
8 mm
Open
8.82 kN
20.6 kN
0.2 Kg
RA15008CUU
150 mm
166 mm
8 mm
Sealed
8.82 kN
20.6 kN
0.2 Kg
RA15008UU
150 mm
166 mm
8 mm
Sealed
8.82 kN
20.6 kN
0.2 Kg
RA16013
160 mm
186 mm
13 mm
Open
23.3 kN
44.9 kN
0.59 Kg
RA16013C
160 mm
186 mm
13 mm
Open
23.3 kN
44.9 kN
0.59 Kg
RA16013CUU
160 mm
186 mm
13 mm
Sealed
23.3 kN
44.9 kN
0.59 Kg
RA16013UU
160 mm
186 mm
13 mm
Sealed
23.3 kN
44.9 kN
0.59 Kg
RA17013
170 mm
196 mm
13 mm
Open
23.5 kN
46.5 kN
0.64 Kg
RA17013C
170 mm
196 mm
13 mm
Open
23.5 kN
46.5 kN
0.64 Kg
RA17013CUU
170 mm
196 mm
13 mm
Sealed
23.5 kN
46.5 kN
0.64 Kg
RA17013UU
170 mm
196 mm
13 mm
Sealed
23.5 kN
46.5 kN
0.64 Kg
RA18013
180 mm
206 mm
13 mm
Open
24.5 kN
49.8 kN
0.68 Kg
RA18013C
180 mm
206 mm
13 mm
Open
24.5 kN
49.8 kN
0.68 Kg
RA18013CUU
180 mm
206 mm
13 mm
Sealed
24.5 kN
49.8 kN
0.68 Kg
RA18013UU
180 mm
206 mm
13 mm
Sealed
24.5 kN
49.8 kN
0.68 Kg
RA19013
190 mm
216 mm
13 mm
Open
24.9 kN
51.5 kN
0.69 Kg
RA19013C
190 mm
216 mm
13 mm
Open
24.9 kN
51.5 kN
0.69 Kg
RA19013CUU
190 mm
216 mm
13 mm
Sealed
24.9 kN
51.5 kN
0.69 Kg
RA19013UU
190 mm
216 mm
13 mm
Sealed
24.9 kN
51.5 kN
0.69 Kg
RA20013
200 mm
226 mm
13 mm
Open
25.8 kN
54.7 kN
0.71 Kg
RA20013C
200 mm
226 mm
13 mm
Open
25.8 kN
54.7 kN
0.71 Kg
RA20013CUU
200 mm
226 mm
13 mm
Sealed
25.8 kN
54.7 kN
0.71 Kg
RA20013UU
200 mm
226 mm
13 mm
Sealed
25.8 kN
54.7 kN
0.71 Kg