NTN RNA4972 needle roller bearings
NTN RNA4972 needle roller bearings Standard / For high Specifications, Environment with easy-to-use parts graphics, giving you the ability to NEI Manufacturing Bearing LTD. check parts availability, NTN Bearing pricing, examine remanufactured options.
What is RNA4972 bearing cross reference？
| Brand Name: | NTN |
| Model Number: | RNA4972 |
| Limiting speed: | 14000 r/min |
| a: | 21 mm |
| d2 ≈: | 20.2 mm |
| Calculation factor e: | 0.8 |
| ra max.: | 0.6 mm |
| Basic dynamic load rating C: | 11.2 kN |
| Calculation factor Y2: | 1.24 |
| B: | 15.9 mm |
| PDF |
RNA4972 |
Product Details
| Limiting speed | 14000 r/min |
| a | 21 mm |
| d2 ≈ | 20.2 mm |
| Calculation factor e | 0.8 |
| ra max. | 0.6 mm |
| Basic dynamic load rating C | 11.2 kN |
| Calculation factor Y2 | 1.24 |
| B | 15.9 mm |
| Fatigue load limit Pu | 0.285 kN |
| Calculation factor Y1 | 0.78 |
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