 KOYO NUP1020 cylindrical roller bearings
  KOYO NUP1020 cylindrical roller bearings
                                
The online KOYO NUP1020 cylindrical roller bearings parts store gives you immediate access to a 140x100x20 Size (mm) selection of more than 1.4 million new, used, 140 Bore Diameter (mm) remanufactured.
| Size (mm) | 140x100x20 | 
| Bore Diameter (mm) | 140 | 
| Outer Diameter (mm) | 100 | 
| Width (mm) | 20 | 
| d | 100 mm | 
| D | 140 mm | 
| B | 20 mm | 
| d1 | 112.4 mm | 
| d2 | 109 mm | 
| D1 | 127.51 mm | 
| K | 0.5 mm | 
| C1 | 6.05 mm | 
| r1,2 – min. | 1.1 mm | 
| r3,4 – min. | 0.6 mm | 
| a | 26.7 mm | 
| da – min. | 106 mm | 
| db – min. | 103.2 mm | 
| Da – max. | 134 mm | 
| Db – max. | 136.8 mm | 
| ra – max. | 1 mm | 
| rb – max. | 0.6 mm | 
| dn | 115.4 mm | 
| Basic dynamic load rating – C | 39 kN | 
| Basic static load rating – C0 | 31.5 kN | 
| Fatigue load limit – Pu | 1.2 kN | 
| Limiting speed for grease lubrication | 13300 r/min | 
| Limiting speed for oil lubrication | 20500 mm/min | 
| Ball – Dw | 12.7 mm | 
| Ball – z | 24 | 
| Gref | 10 cm3 | 
| Calculation factor – f0 | 8.5 | 
| Preload class A – GA | 208 N | 
| Preload class B – GB | 624 N | 
| Preload class C – GC | 1250 N | 
| Calculation factor – f | 1 | 
| Calculation factor – f2A | 1 | 
| Calculation factor – f2B | 1.04 | 
| Calculation factor – f2C | 1.08 | 
| Calculation factor – fHC | 1 | 
| Preload class A | 73 N/micron | 
| Preload class B | 116 N/micron | 
| Preload class C | 160 N/micron | 
| r1,2 min. | 1.1 mm | 
| r3,4 min. | 0.6 mm | 
| da min. | 106 mm | 
| db min. | 103.2 mm | 
| Da max. | 134 mm | 
| Db max. | 136.8 mm | 
| ra max. | 1 mm | 
| rb max. | 0.6 mm | 
| Basic dynamic load rating C | 39 kN | 
| Basic static load rating C0 | 31.5 kN | 
| Fatigue load limit Pu | 1.2 kN | 
| Attainable speed for grease lubrication | 13300 r/min | 
| Attainable speed for oil-air lubrication | 20500 r/min | 
| Ball diameter Dw | 12.7 mm | 
| Number of balls z | 24 | 
| Reference grease quantity Gref | 10 cm³ | 
| Preload class A GA | 208 N | 
| Static axial stiffness, preload class A | 73 N/µm | 
| Preload class B GB | 624 N | 
| Static axial stiffness, preload class B | 116 N/µm | 
| Preload class C GC | 1250 N | 
| Static axial stiffness, preload class C | 160 N/µm | 
| Calculation factor f | 1.18 | 
| Calculation factor f1 | 1 | 
| Calculation factor f2A | 1 | 
| Calculation factor f2B | 1.04 | 
| Calculation factor f2C | 1.08 | 
| Calculation factor fHC | 1 | 
| Calculation factor f0 | 8.5 | 
| Mass bearing | 0.77 kg | 
 Detailed  Parameters
  Detailed  Parameters
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