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 |
