7921CTRSUMP3 NSK Super Precision Bearings
7921CTRSUMP3 NSK Super Precision Bearings Product 7.5 mm r1,2 min. Brochures , Shenzhen YUYING Bearing Co., Ltd. Super Precision Bearings 6440 kN Basic dynamic load rating C Manufacturing Service . Get Your Free.
| Brand Name: |
NSK |
| Model Number: |
7921CTRSUMP3 |
| Basic dynamic load rating C: |
6440 kN |
| s max.: |
12.8 mm |
| r1,2 min.: |
7.5 mm |
| db min.: |
542 mm |
| F: |
537 mm |
| Reference speed: |
670 r/min |
| D: |
760 mm |
| r3,4 min.: |
7.5 mm |
Product Details
| Basic dynamic load rating C |
6440 kN |
| s max. |
12.8 mm |
| r1,2 min. |
7.5 mm |
| db min. |
542 mm |
| F |
537 mm |
| Reference speed |
670 r/min |
| D |
760 mm |
| r3,4 min. |
7.5 mm |
| Mass bearing |
535 kg |
| d |
460 mm |
| B |
300 mm |
| D1 ≈ |
672 mm |
| Limiting speed |
850 r/min |
| Da max. |
727 mm |
| da max. |
526 mm |
| rb max. |
6 mm |
| Fatigue load limit Pu |
980 kN |
| Calculation factor kr |
0.34 |
| Design variant/feature |
NNU |
| ra max. |
6 mm |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7234249 |