7909CTRDUMP3 NSK Super Precision Bearings
7909CTRDUMP3 NSK Super Precision Bearings, Units and Housings CAD models , China lm8uu Bearing Supplier Super Precision Bearings Manufacturing 30 N/µm Static axial stiffness, preload class A Service . Get Your 50 N Preload class A GA Free.
Brand Name: | NSK |
Model Number: | 7909CTRDUMP3 |
Static axial stiffness, preload class A: | 30 N/µm |
db min.: | 34.6 mm |
Preload class A GA: | 50 N |
da min.: | 34.6 mm |
d1: | 37.7 mm |
Basic dynamic load rating C: | 14.3 kN |
ra max.: | 1 mm |
Reference grease quantity Gref: | 1.59 cm³ |
Product Details
Static axial stiffness, preload class A | 30 N/µm |
db min. | 34.6 mm |
Preload class A GA | 50 N |
da min. | 34.6 mm |
d1 | 37.7 mm |
Basic dynamic load rating C | 14.3 kN |
ra max. | 1 mm |
Reference grease quantity Gref | 1.59 cm³ |
Calculation factor f2D | 1.09 |
D1 | 47.3 mm |
Preload class D GD | 400 N |
Attainable speed for grease lubrication | 32000 r/min |
Preload class B GB | 100 N |
Calculation factor f0 | 9.4 |
Number of balls z | 14 |
Db max. | 53 mm |
Mass bearing | 0.11 kg |
Calculation factor f | 1.06 |
D | 55 mm |
Basic static load rating C0 | 8 kN |