Miniature ball bearings
Bearing Number | Boundary Dimensions(mm) | Basic Load Ratings(kN) | Limiting Speeds | Mass(g) |
QBT | d | D | B | rs min | Cr | Cor | rpm | (Approx.) |
603-ZZ | 3 | 9 | 3 | 0.15 | 635 | 219 | 50,000 | 0.92 |
604-ZZ | 4 | 12 | 4 | 0.2 | 970 | 360 | 43,000 | 2.1 |
605-ZZ | 5 | 14 | 5 | 0.2 | 1,330 | 505 | 39,000 | 3.5 |
606-ZZ | 6 | 17 | 6 | 0.3 | 2,190 | 865 | 35,000 | 6 |
607-ZZ | 7 | 19 | 6 | 0.3 | 2,240 | 910 | 34,000 | 8 |
608-ZZ | 8 | 22 | 7 | 0.3 | 3,350 | 1,400 | 32,000 | 12 |
609-ZZ | 9 | 24 | 7 | 0.3 | 3,400 | 1,450 | 31,000 | 14 |
623-ZZ | 3 | 10 | 4 | 0.15 | 640 | 224 | 50,000 | 1.6 |
624-ZZ | 4 | 13 | 5 | 0.2 | 1,310 | 490 | 42,000 | 3.2 |
625-ZZ | 5 | 16 | 5 | 0.3 | 1,760 | 680 | 37,000 | 4.8 |
626-ZZ | 6 | 19 | 6 | 0.3 | 2,340 | 885 | 34,000 | 8.1 |
627-ZZ | 7 | 22 | 7 | 0.3 | 3,350 | 1,400 | 32,000 | 13 |
628-ZZ | 8 | 24 | 8 | 0.3 | 4,000 | 1,590 | 31,000 | 17 |
629-ZZ | 9 | 26 | 8 | 0.3 | 4,550 | 1,960 | 30,000 | 20 |
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