BONES Super Precision Skate Bearing 608ZZ With Red Box
The skateboard bearing size
Generally speaking, in the slide bearing industry, 608 zz (8 * 22 * 7 mm) is the most popular, the most widely used bearing.Most customers will choose this specification, but some customers also can choose other size, including 6900 zz (10 * 22 * 6 mm), 627 zz (7 * 22 * 7 mm), 688 zz (8 * 16 * 5 mm).Bearing Number | Boundary Dimensions(mm) | Basic Load Ratings(kN) | Limiting Speeds | Mass(g) | ||||||||
Items | 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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