Bearing Number | Principal dimensions | |||
d (mm) | d (in) | D (mm) | D (in) | |
30680 | 400 | 15.76 | 500 | 19.7 | 31080X2 | 400 | 15.76 | 600 | 23.64 |
31084X2 | 420 | 16.548 | 620 | 24.428 | 31088X2 | 440 | 17.336 | 650 | 25.61 |
31092X2 | 460 | 18.124 | 680 | 26.792 | 310/500X2 | 500 | 19.7 | 720 | 28.368 |
306/510/HC | 510 | 20.094 | 880 | 34.672 | 310/560X2 | 560 | 22.064 | 820 | 32.308 |
310/600X2 | 600 | 23.64 | 870 | 34.278 | 329/630 | 630 | 24.822 | 850 | 33.49 |
329/630 | 630 | 24.822 | 850 | 33.49 |