| Dimensions (metric) | d | 105 | ![]() |
| D | 225 | ||
| E | 195 | ||
| B | 49 | ||
| Approx. Wgt. lbs | 22.000 | ||
| Interchange | FAG | N 321 | |
| HOFF | R 405 | ||
| Hyatt | BU 1321 Z | ||
| Rollway (Bronze Cage) | MCS 321 | ||
| Rollway (Steel Cage) | RCS 321 | ||
| SKF | N 321 | ||
| STEYR | N 321 | ||
| Torrington | 105 RN 03 | ||
| * "E" dimension equal to FAG and SKF. Other manufacturers "E" dimensions may vary. 1) The above series is available with either: Stamped steel or glass fibre cage - No suffix. Machined bronze cage - suffix "M". 2) Sizes are also available with higher radial load capacity - suffix "E". 3) These bearings are available in C/2, C/3, C/4, W/23 and C/5 internal clearance. 4) Some sizes are available in ABEC #3 (P/6) precision. | |||
Hot number:NTN NK 22/20 OKB 889105A SKF 22313 EK NACHI 54318 SNR CES208 NTN DF0617LLUCS25/L417 FYH NA205-16 BERLISS 21/8x21/4x31/2 ISC 685-ZZ FAG (Old No.) RNA-4906 NTN SCE-1416 SKF 33026 SKF 71920 CD/P4AL SKF S7008 CD/P4A NOK 1AP-36
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