| Dimensions (metric) | d | 105 | ![]() |
| J | 147 | ||
| F | 135 | ||
| D | 225 | ||
| B | 49 | ||
| Approx. Wgt. lbs | 22.000 | ||
| Interchange | FAG | NUP 321 | |
| SKF | NUP 321 | ||
| STEYR | NUP 321 | ||
| Torrington | 105 RT 03 | ||
| * "J" dimension equal to FAG and SKF. Other manufacturers "J" dimension may vary. 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. 4) This series has the same boundary dimensions as the equivalent Norma Hoffmann R-300-LL series. The load carrying capacity of this series is greater than the comparable R-300-LL series. | |||
Hot number:MRC 7316 B/DB OKB OKB 446306 OKB 1080098 Timken 31313 NSK 54214U NSK 7302BEA ISB NU 29/800 Timken RNA6905 NTN SF3836DB FAG RNAO-70x90x60 SKF 16150/16283 SKF PFD 20 WF SKF SNL 3152 NTN 635-2Z
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