| 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:OKB 885777 CYSD 31313 Timken 568/563D+X2S-568 FAG 6206 NTN 6212ZNR NTN 89310 Timken EE241701/242375 ISO KK42x47x30 STEYR LS-22 INA WS81138 NTN ET-LM11749/LM117#02 MRC 216M SKF H 2320 NOK VC 26 40 5 NBR NOK ZF-26 (115 140 11 8)
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