NN4948K NTN Cylindrical Roller Bearing
QuestionNN4948K NTN Cylindrical Roller Bearing ? Find what you 218 mm B need faster by 630 mm d entering your NACHI BEARINGS TRAINING INDUSTRY 850 mm D Thrust Tapered Roller Bearing information .
| Brand Name: | NTN |
| Model Number: | NN4948K |
| d: | 630 mm |
| B: | 218 mm |
| D: | 850 mm |
| D1 ≈: | 770 mm |
| F: | 690 mm |
| r1,2 min.: | 6 mm |
| Design variant/feature: | NNU.7/C4WO |
| ra max.: | 3 mm |
| PDF |
NN4948K |
Product Details
| d | 630 mm |
| B | 218 mm |
| D | 850 mm |
| D1 ≈ | 770 mm |
| F | 690 mm |
| r1,2 min. | 6 mm |
| Design variant/feature | NNU.7/C4WO |
| ra max. | 3 mm |
| da min. | 646 mm |
| Da max. | 834 mm |
| Limiting speed | 700 r/min |
| s max. | 15 mm |
| r3,4 min. | 6 mm |
| Basic dynamic load rating C | 4400 kN |
| Fatigue load limit Pu | 915 kN |
| Mass bearing | 360 kg |
| da max. | 685 mm |
| Reference speed | 480 r/min |
| db min. | 696 mm |
| rb max. | 3 mm |
