NP118297/NP422278 ZVL ra max. 3 mm 45.242×73.431×19.558mm Tapered roller bearings
| Bearing number | NP118297/NP422278 |
| Size (mm) | 45.242×73.431×19.558 |
| Brand | ZVL |
| Bore Diameter (mm) | 45.242 |
| Outer Diameter (mm) | 73.431 |
| Width (mm) | 19.558 |
| d | 45.242 mm |
| D | 73.431 mm |
| T | 19.558 mm |
| B | 19.812 mm |
| C | 15.748 mm |
| r min. | 3.5 mm |
| r1 min. | 3.5 mm |
| r2 min. | 0.8 mm |
| S | 4.6 mm |
| da max | 52 mm |
| Da min | 65 mm |
| Da max. | 70 mm |
| db min | 53.5 mm |
| Db min. | 71 mm |
| ra max. | 3 mm |
| rb max. | 0.8 mm |
| Weight | 0.31 Kg |
| Basic dynamic load rating (C) | 72.5 kN |
| Basic static load rating (C0) | 53 kN |
| (Grease) Lubrication Speed | 4 700 r/min |
| (Oil) Lubrication Speed | 6 300 r/min |
| Calculation factor (e) | 0.31 |
| Calculation factor (Y) | 1.97 |
Detailed Parameters
parameter：
| 621/612 Tapered roller bearings | Bore Diameter :53.975mm ，Brand:KOYO ，Outer Diameter :120.65mm ，Size :53.975x120.65x41.275mm |
| GACZ25S Plain bearings | Bore Diameter :25.4mm ，Width :15.24mm ，Size :25.4x41.275x15.24mm ，Brand:LS ，Outer Diameter :41.275mm |
| AST50 72IB56 Plain bearings | Housing Bore Dia. (Dh) - 4.6872:4.6858 ，Shaft Size (ds) - 4.5:4.4978 ，Bore Diameter :114.3mm ，Bearing Type:straight ，Brand:AST ，Shaft Dia., Nominal (d):4.5000 |
| 21314MBKW33 Spherical roller bearings | Size :70x150x35mm ，Outer Diameter :150mm ，Width :35mm ，Brand:AST ，Bore Diameter :70mm |
| NJ 209 ECM Thrust ball bearings | d:45 mm ，Brand:SKF ，Width :19mm ，Size :85x45x19mm ，Outer Diameter :45mm ，Bore Diameter :85mm |
| E-4R10006 Cylindrical roller bearings | Width :510mm ，Bore Diameter :500mm ，Brand:NTN ，Outer Diameter :690mm ，Size :500x690x510mm |
| NK18/20R Needle roller bearings | Dw:2.5 mm ，Lubrication hole on outer ring:Oui/Yes ，Lw:16.8 mm ，rs min:0.3 mm |
| 31314 Tapered roller bearings | Size :70x150x38mm ，Outer Diameter :150mm ，d:70 mm ，Width :38mm ，Bore Diameter :70mm ，Brand:ISO |
| 3211-2RS Angular contact ball bearings | Brand:ISO ，Bore Diameter :55mm ，Outer Diameter :100mm ，Size :55x100x33.3mm |
| UCF315-48 Bearing units | A0:89 mm ，Bore Diameter :76.2mm ，d:76.2 mm ，Brand:KOYO |
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