Crossed Roller Bearings consist of an outer ring, an inner ring, and a plurality of rollers and spacers. The roller lies between the inner and outer ring with the spacers placed between the rollers to prevent the mutual friction between them thereby decreasing the torque resistance for rotation.
Cross roller bearing: XR SERIES
| Item |
Main dimensions (mm) |
|
|
|
Basic dynamic load rating |
|
Speed Limitied |
|
d |
D |
T |
r |
Radial |
Axial |
Oil |
| XR496051 |
203.2 |
279.4 |
31.75 |
1.5 |
41000 |
49200 |
800 |
| XR678052 |
330.2 |
457.2 |
63.5 |
3 |
80000 |
98400 |
620 |
| XR766051 |
457.2 |
609.6 |
63.5 |
3 |
106000 |
133000 |
520 |
| XR820060 |
580 |
760 |
80 |
5 |
106000 |
209000 |
300 |
| XR855053 |
685.8 |
914.4 |
79.375 |
3 |
180000 |
224000 |
260 |
| XR882055 |
901.7 |
1117.6 |
82.55 |
3 |
225000 |
297000 |
200 |
| XR889058 |
1028.7 |
1327.15 |
114.3 |
3 |
283000 |
374000 |
160 |
| XR897051 |
1549.4 |
1828.8 |
101.6 |
3 |
326000 |
489000 |
80 |
| JXR637050 |
300 |
400 |
37 |
1.5 |
47200 |
60000 |
720 |
| JXR652050 |
310 |
425 |
45 |
2.5 |
61600 |
76500 |
640 |
| JXR699050 |
370 |
495 |
50 |
3 |
70200 |
89200 |
600 |
