NN492 NTN Tapered Roller Bearing
Offer High Quality Brand NN492 NTN Tapered Roller Bearing .Contact Us Online to NACHI BEARINGS OF AMERICA CORP. Get 21 Number of balls z Best Quote. 0.3 mm rb max.
| Brand Name: | NTN |
| Model Number: | NN492 |
| Number of balls z: | 21 |
| r3,4 min.: | 0.3 mm |
| rb max.: | 0.3 mm |
| Attainable speed for grease lubrication: | 28000 r/min |
| Static axial stiffness, preload class A: | 40 N/µm |
| db min.: | 43.2 mm |
| ra max.: | 0.6 mm |
| Db max.: | 60.6 mm |
Product Details
| Number of balls z | 21 |
| r3,4 min. | 0.3 mm |
| rb max. | 0.3 mm |
| Attainable speed for grease lubrication | 28000 r/min |
| Static axial stiffness, preload class A | 40 N/µm |
| db min. | 43.2 mm |
| ra max. | 0.6 mm |
| Db max. | 60.6 mm |
| Calculation factor f2B | 1.07 |
| Da max. | 58.8 mm |
| Calculation factor f1 | 1 |
| Fatigue load limit Pu | 0.36 kN |
| Static axial stiffness, preload class D | 103 N/µm |
| db max. | 46.6 mm |
| Preload class B GB | 90 N |
| D | 62 mm |
| Mass bearing | 0.1 kg |
| d2 | 47.1 mm |
| Calculation factor fHC | 1.04 |
| Ball diameter Dw | 6.35 mm |