21311EX1 NACHI Calculation factor (Y0) 2.65 55x120x29mm Cylindrical roller bearings
| Bearing number | 21311EX1 |
| 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 | 1.7 Kg |
| Basic dynamic load rating (C) | 200 kN |
| Basic static load rating (C0) | 165 kN |
| (Grease) Lubrication Speed | 4500 r/min |
| (Oil) Lubrication Speed | 5600 r/min |
| Calculation factor (e) | 0.25 |
| Calculation factor (Y0) | 2.65 |
| Calculation factor (Y1) | 2.71 |
Detailed Parameters
parameter：
| TR0506R Tapered roller bearings | Size :25x62x18.25mm ，Outer Diameter :62mm ，Bore Diameter :25mm ，Brand:KOYO ，Width :18.25mm |
| 6208LB Deep groove ball bearings | Radial clearance class:CN ，Dynamic load, C:29.1 kN ，Fatigue limit load, Cu:0.81 kN ，rs min:1.1 mm ，Mass:0.37 kg ，Static load, C0:17.8 kN |
| 516007 Tapered roller bearings | Width :37mm ，Brand:Timken ，Outer Diameter :53mm ，Size :29x53x37mm ，d:29 mm ，Bore Diameter :29mm |
| UKFL208H Bearing units | Brand:SNR ，e:21 mm ，s1:24.5 mm ，Bore Diameter :35mm ，d:35 mm |
| SMR72-2Z Deep groove ball bearings | Outer Diameter :7mm ，Width :3mm ，Brand:ZEN ，Size :2x7x3mm ，Bore Diameter :2mm |
| N1009-K-M1-SP Cylindrical roller bearings | Outer Diameter :75mm ，Bore Diameter :45mm ，Brand:FAG ，Size :45x75x16mm ，d:45 mm ，Width :16mm |
| 294/710 Thrust roller bearings | Size :710x1220x308mm ，Outer Diameter :1220mm ，Width :308mm ，Bore Diameter :710mm ，Brand:KOYO |
| K55X61X26H Needle roller bearings | Brand:KOYO ，Outer Diameter :62mm ，Ew:62 mm ，Bore Diameter :55mm ，Bc:26 mm ，Fw:55 mm |
| LM78349/LM78310A Tapered roller bearings | Outer Diameter :62mm ，Bore Diameter :35mm ，Size :35x62x16.7mm ，Brand:NSK ，Width :16.7mm |
| 21317RHK Spherical roller bearings | Bore Diameter :85mm ，Brand:KOYO ，Size :85x180x41mm ，Outer Diameter :180mm ，Width :41mm |
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