NNU3068 NTN Tapered Roller Bearing
NNU3068 NTN Tapered Roller Bearing Product 52.7 mm d1 Brochures , 1.01 Calculation factor fHC Thrust Spherical Roller Bearing Manufacturing Service . Get Your 59 N/µm Static axial stiffness, preload class B Free. NACHI BEARINGS OF AMERICA CORP.
| Brand Name: | NTN |
| Model Number: | NNU3068 |
| d1: | 52.7 mm |
| Static axial stiffness, preload class B: | 59 N/µm |
| Calculation factor fHC: | 1.01 |
| Static axial stiffness, preload class C: | 81 N/µm |
| Attainable speed for grease lubrication: | 34000 r/min |
| K: | 0.5 mm |
| da min.: | 48.2 mm |
| d2: | 51 mm |
Product Details
| d1 | 52.7 mm |
| Static axial stiffness, preload class B | 59 N/µm |
| Calculation factor fHC | 1.01 |
| Static axial stiffness, preload class C | 81 N/µm |
| Attainable speed for grease lubrication | 34000 r/min |
| K | 0.5 mm |
| da min. | 48.2 mm |
| d2 | 51 mm |
| Calculation factor f2C | 1.09 |
| C1 | 3.75 mm |
| ra max. | 0.6 mm |
| dn | 54.2 mm |
| Reference grease quantity Gref | 1.5 cm³ |
| r3,4 min. | 0.3 mm |
| Ball diameter Dw | 6.35 mm |
| Calculation factor f2A | 1 |
| Basic dynamic load rating C | 10.1 kN |
| Attainable speed for oil-air lubrication | 52000 r/min |
| Preload class C GC | 331 N |
| Preload class A GA | 55 N |