| Old No. | - | ![]() Two Shields ZZ | |
| Dimensions (metric) | d | 8 | |
| D | 16 | ||
| B | 6 | ||
| Approx. Wgt. lbs | .0090 | ||
| Interchange | ADR | 638/8ZZ | |
| ISC | - | ||
| Nachi | - | ||
| NMB | - | ||
| NTN | - | ||
| RMB | ULZ816 | ||
| SKF | 638/8ZZ | ||
| 1) Also available with one shield - suffix “Z”. No change in width dimensions. | |||
Hot number:RHP 3203 A NSK NJ 412 OKB SCE1816 NSK 2218 NTN K25×31×13 RHP LJ1-2RS CX NJ3084 CYSD NU214E SIGMA NUP 317 SNR R155.58 SKF 6305-ZZ NADELLA NATV-50X SKF 7044 CD/P4A SKF SY 45 TF/VA228 MRC 6011
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