| Dimensions (metric) | d | 1.5 | ![]() Two Shields ZZ |
| D | 4 | ||
| B | 2 | ||
| Approx. Wgt. lbs | .0010 | ||
| Interchange | ADR | - | |
| ISC | - | ||
| NMB | - | ||
| NTN | - | ||
| RMB | - | ||
| SKF | W638/1.5-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:TIMKEN H715348/H715311 OKB OKB 2G402315 OKB 346107 NACHI 16016 NSK 23228CKE4 FBJ 51120 Timken JP6049/JP6010 CYSD NUP410 NACHI UCTL208+WL400 Timken YA106RRB RIV 32015X SKF NU 330 ECM NOK SPGO-65 NOK BRT3 7.1 17.1 2
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