| Dimensions (metric) | d | 8 | ![]() Two Shields ZZ |
| D | 16 | ||
| B | 5 | ||
| Approx. Wgt. lbs | .0090 | ||
| Interchange | ADR | - | |
| ISC | 688hZZS | ||
| NMB | SSL-1680ZZ | ||
| NTN | FW688ZZA | ||
| RMB | - | ||
| SKF | W628/8-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:SKF NNC 4844 CV SKF 67391/67322 OKB 3053184W2Y SKF 315826 B ISB EB2.25.0575.200-1SPPN Timken JH211749A/JH211710 NBS KBL60211-PP NMB L-1480 ISO SL183010 INA NK-60/25 RHP RLS-131/2 FAG RNAO-50x65x40 MRC 1219K GMN HYS6003CTAP4/ABEC7 NOK UPH-450A
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