| Dimensions (metric) | d | 3 | ![]() Two Shields ZZ |
| D | 8 | ||
| B | 4 | ||
| Approx. Wgt. lbs | .0020 | ||
| Interchange | ADR | - | |
| ISC | 693hZZS | ||
| NMB | SSR-830ZZ | ||
| NTN | FW693ZZA | ||
| RMB | - | ||
| SKF | W639/3-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:NSK 61902-2RS ZKL 7322 B NACHI 51109 NACHI NJ 206 TIMKEN 230/670YMB NACHI 54305 FAG 572657A NTN 6022 Timken 641/632 KOYO 7312B SKF GE 180 TXG3A-2LS AST LBE 16 CX TUF1 20.215 Torrington AS0821 SKF NUP 209 ECJ
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