21311AX NACHI 55x120x29mm Basic static load rating (C0) 171 kN Cylindrical roller bearings
| Bearing number | 21311AX |
| Size (mm) | 55x120x29 |
| Brand | NACHI |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| r min. | 2 mm |
| Weight | 1.77 Kg |
| Basic dynamic load rating (C) | 206 kN |
| Basic static load rating (C0) | 171 kN |
| (Grease) Lubrication Speed | 6000 r/min |
| (Oil) Lubrication Speed | 7500 r/min |
| Calculation factor (e) | 0.29 |
| Calculation factor (Y0) | 2.27 |
| Calculation factor (Y1) | 2.32 |
Detailed Parameters
parameter：
| 22313 EK/VA405 Spherical roller bearings | Brand:SKF ，Width :48mm ，Bore Diameter :140mm ，Outer Diameter :65mm ，Size :140x65x48mm |
| HK2512 Needle roller bearings | Inner ring reference:IR20X25X12.5 ，Lubrication hole on outer ring:Non/No ，Lw:7.8 mm ，Dw:2.5 mm |
| NF421 Cylindrical roller bearings | Width :60mm ，Bore Diameter :105mm ，Outer Diameter :260mm ，Size :105x260x60mm ，Brand:KOYO |
| E2.YET 208 Deep groove ball bearings | Bore Diameter :80mm ，Width :43.6mm ，d:40 mm ，Size :80x40x43.6mm ，Brand:SKF ，Outer Diameter :40mm |
| 232/800-K-MB Spherical roller bearings | d:800 mm ，Width :488mm ，Outer Diameter :1420mm ，Bore Diameter :800mm ，Size :800x1420x488mm ，Brand:FAG |
| 33115 Tapered roller bearings | Size :75x125x37mm ，Bore Diameter :75mm ，Outer Diameter :125mm ，Brand:ISO |
| NK24/16 Needle roller bearings | Brand:ZEN ，Outer Diameter :32mm ，Size :24x32x16mm ，Bore Diameter :24mm |
| 4T-LM245846/LM245810 Tapered roller bearings | Outer Diameter :317.5mm ，Size :230.188x317.5x47.625mm ，Bore Diameter :230.188mm ，Brand:NTN |
| TC411 Thrust roller bearings | Bore Diameter :6.35mm ，Outer Diameter :17.45mm ，Brand:INA ，Dc1:6.35 mm ，Size :6.35x17.45x1.984mm ，Width :1.984mm |
| UEL319D1 Deep groove ball bearings | Brand:NTN ，Outer Diameter :200.000mm ，d:95.000 mm ，Size :95x200x122.3mm ，Width :122.3mm ，Bore Diameter :95.000mm |
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