| Dimensions (metric) | d | 8 | ![]() Two Shields ZZ |
| D | 16 | ||
| B | 6 | ||
| Approx. Wgt. lbs | .0090 | ||
| Interchange | ADR | - | |
| ISC | - | ||
| NMB | - | ||
| NTN | - | ||
| RMB | - | ||
| SKF | W638/8-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:NTN 7305 C NACHI N 226 RIV N 202 Gamet 123077X/123120XG KOYO 15MKM2116 FAG 2311-K-TVH-C3 + H2311 NKE 23124-K-MB-W33 NTN 32056X FAG 32924 Timken M-871 ISB NNU 41/1500 M/W33 SKF NU1030ML/C3VL2071 INA RCJO35 MRC 6310-K SKF 468431
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