| Dimensions (metric) | d | 105 | ![]() |
| D | 190 | ||
| E | 171.5 | ||
| B | 36 | ||
| Approx. Wgt. lbs | 9.970 | ||
| Interchange | FAG | N221E | |
| Rollway | U 1221 E | ||
| SKF | N221E | ||
| STEYR | N221E | ||
| * "E" dimension equal to FAG and SKF. Other manufacturers "E" dimension may vary. ** "E" suffix designates higher capacity derived by using longer rollers. 1) The above series is available with either: Stamped steel or glass fibre cage - No suffix. Machined bronze cage - suffix "M". 2) These bearings are available in C/2, C/3, C/4, W/23 and C/5 internal clearance. 3) Some sizes are available in ABEC #3(P/6) precision. | |||
Hot number:BARDEN 7224 C/DF NTN K 15×20×13 KOYO NU 309 OKB 1970988 OKB ISO 1304K+H304 KOYO 435/432 CX 7018 CTBP4 Timken DLF 17 12 Timken HM266449/HM266410 INA TWA-1427 SKF 71948 CD/P4A SKF OH 32/560 H SKF SNW 18x3.3/16 SKF W 61918-2Z
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