KOYO NUP232R cylindrical roller bearings
Find the discount KOYO NUP232R cylindrical roller bearings online you need 110x70x20 Size (mm) . We offer … If you check out our large selection of KOYO NUP232R cylindrical roller bearings once .
| Size (mm) | 110x70x20 |
| Bore Diameter (mm) | 110 |
| Outer Diameter (mm) | 70 |
| Width (mm) | 20 |
| d | 70 mm |
| D | 110 mm |
| B | 20 mm |
| d1 | 82.3 mm |
| d2 | 82.3 mm |
| D1 | 97.7 mm |
| b | 1.7 mm |
| C1 | 10.9 mm |
| C2 | 4.4 mm |
| C3 | 3.9 mm |
| r1,2 – min. | 1.1 mm |
| r3,4 – min. | 0.6 mm |
| a | 22.1 mm |
| da – min. | 76 mm |
| db – min. | 76 mm |
| Da – max. | 104 mm |
| Db – max. | 106 mm |
| ra – max. | 1 mm |
| rb – max. | 0.6 mm |
| dn | 85 mm |
| Basic dynamic load rating – C | 52 kN |
| Basic static load rating – C0 | 45.5 kN |
| Fatigue load limit – Pu | 1.9 kN |
| Limiting speed for grease lubrication | 12000 r/min |
| Limiting speed for oil lubrication | 19000 mm/min |
| Ball – Dw | 12.7 mm |
| Ball – z | 19 |
| Gref | 8.1 cm3 |
| Calculation factor – f0 | 15.5 |
| Preload class A – GA | 200 N |
| Preload class B – GB | 400 N |
| Preload class C – GC | 800 N |
| Preload class D – GD | 1600 N |
| Calculation factor – f | 1 |
| Calculation factor – f2A | 1 |
| Calculation factor – f2B | 1.02 |
| Calculation factor – f2C | 1.05 |
| Calculation factor – f2D | 1.09 |
| Calculation factor – fHC | 1 |
| Preload class A | 81 N/micron |
| Preload class B | 111 N/micron |
| Preload class C | 156 N/micron |
| Preload class D | 227 N/micron |
| r1,2 min. | 1.1 mm |
| r3,4 min. | 0.6 mm |
| da min. | 76 mm |
| db min. | 76 mm |
| Da max. | 104 mm |
| Db max. | 106 mm |
| ra max. | 1 mm |
| rb max. | 0.6 mm |
| Basic dynamic load rating C | 52 kN |
| Basic static load rating C0 | 45.5 kN |
| Fatigue load limit Pu | 1.93 kN |
| Attainable speed for grease lubrication | 12000 r/min |
| Attainable speed for oil-air lubrication | 19000 r/min |
| Ball diameter Dw | 12.7 mm |
| Number of balls z | 19 |
| Reference grease quantity Gref | 8.1 cm³ |
| Preload class A GA | 200 N |
| Static axial stiffness, preload class A | 81 N/µm |
| Preload class B GB | 400 N |
| Static axial stiffness, preload class B | 111 N/µm |
| Preload class C GC | 800 N |
| Static axial stiffness, preload class C | 156 N/µm |
| Preload class D GD | 1600 N |
| Static axial stiffness, preload class D | 227 N/µm |
| Calculation factor f | 1.12 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.09 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 15.5 |
| Mass bearing | 0.59 kg |
Detailed Parameters
parameter：
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