| Dimensions (metric) | d | 17 | ![]() |
| J | 28.4 | ||
| F | 25.1 | ||
| D | 47 | ||
| B | 19 | ||
| Approx. Wgt. lbs | .410 | ||
| Interchange | FAG | NUP 2303 | |
| SKF | NUP 2303 | ||
| STEYR | NUP 2303 | ||
| * "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. | |||
| Model No. | Inner Diameter | Outer Diameter | Width | Brand | Type |
| 21308MBK | 40 | 90 | 23 | AST | Spherical Roller Bearings |
|---|---|---|---|---|---|
| 51240 | 220 | 280 | 62 | NACHI | Thrust Ball Bearings |
| 66225/66462 | 57,15 | 117,475 | 33,338 | ISO | Tapered Roller Bearings |
| 713610990 | FAG | Wheel Bearings | |||
| 71956C | 280 | 380 | 46 | AST | Angular Contact Ball Bearings |
| 7216 A | 80 | 140 | 26 | NSK | Angular Contact Ball Bearings |
| 7303C | 17 | 47 | 14 | NACHI | Angular Contact Ball Bearings |
| 7336 B-UX | 180 | 380 | 150 | CX | Angular Contact Ball Bearings |
| GAC80T | 80 | 125 | 29 | AST | Plain Bearings |
| GBR 648032 | 101,6 | 127 | 50,8 | IKO | Needle Roller Bearings |
| HMK4520 | 45 | 55 | 20 | NTN | Needle Roller Bearings |
| NA2095 | 95 | 130 | 32 | KOYO | Needle Roller Bearings |
| NJ 1038 ML | 290 | 190 | 46 | SKF | Thrust Ball Bearings |
| NUP2313-E-MPA | 65 | 140 | 48 | NKE | Cylindrical Roller Bearings |
| SCE2414 | 38,1 | 47,625 | 22,225 | INA | Needle Roller Bearings |
| 4303 | FAF | THRUST BALL BEARINGS | |||
| 488013 | 13 | 32 | .3937 | New Departure | DEEP GROOVE BALL BEARINGS |
| R-6 | .3750 | .8750 | .2187 | FAG | DEEP GROOVE BALL BEARINGS |
| NU-1960E | 300 | 420 | 56 | CONSOLIDATED | CYLINDRICAL ROLLER BEARINGS |
| KRV-72-2RSX | 24 | 72 | 29 | CONSOLIDATED | NEEDLE BEARINGS |
Hot number:Timken 661/654D CRAFT CRF-32315 A AST AST50 80IB72 NTN K19X24X25.5 SIGMA NCF 2938 V NTN N412 INA RASE1-1/4 INA RNA6906-XL LS SIJK16C/B1 ELGES GIL15DO MRC 307SZZCG INA NKXR15 CONSOLIDATED KB-20N CONSOLIDATED M-9-CDS CONSOLIDATED SS1603-2RS Fersa 25590/25520 SNR 5303NRZZG15 SKF 7014 ACD/P4AH1 SNR ACB30X52X22 CX BK0509 NSK FWJ-354220 NTN HMK4523L NSK N1010MR CYSD NU412 SNR R152.16 ZEN S16005 NTN SSN202LL FAG NJ-2315VH FAG B7212-C-2RSD-T-P4S-UL SKF (Old No.) RBNA303722-RS
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