| Dimensions (metric) | d | 3 | ![]() Two Shields ZZ |
| D | 6 | ||
| B | 3 | ||
| Approx. Wgt. lbs | .0010 | ||
| Interchange | ADR | - | |
| ISC | - | ||
| NMB | - | ||
| NTN | - | ||
| RMB | - | ||
| SKF | W637/3-ZZ | ||
| 1) Outer races, inner races and balls are manufactured from 440C or equivalent stainless steel. They are through hardened to a hardness of 55-57RC. 2) The cages are manufactured from 304 or equivalent stainless steel. 3) Shields are manufactured from 304 or equivalent stainless steel. | |||
Hot number:DKF 7228 B KOYO NU 217 E OKB 180312KZ1 FAG 1317-K-M-C3 + H317 NTN 4T-42350/42584 NTN 544090/544118DF ZEN 602X NBS KZK 28x34x14 Samick LMES12 NTN NF306 SKF PCM 161810 E NMB R-1960 ZEN SF61906 INA NNCF-4968V SKF 4940
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