| Dimensions (metric) | d | 105 | ![]() |
| D | 190 | ||
| B | 36 | ||
| Approx. Wgt. lbs | 9.000 | ||
| Interchange | MRC | 221-R | |
| New Departure | 20221 | ||
| SKF | - | ||
| 1) Angle of contact 15°. 2) SKF & MRC bearings in this series are ABEC #7 | |||
Hot number:NTN NK 50/35 IKO RNA 4901 FAG KLM104949.LM104911 OKB 111609 FAG 29415-E1 Timken 31307 Timken 52375/52618 AST 5315ZZ NTN 6301LLB NACHI H715345/H715311 Samick LMEF30 SKF W 61803 SKF 18565 SKF BT4B 334135 G/HA4VA901 GMN FP422Z
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