needle roller bearing sleeve NA4930 NSK
100% Kevin Global Machinery Parts Company Authentic. needle roller bearing sleeve NA4930 NSK 1900 Dimension series Highest Quality. Certified Supplier.
| Dimension series: | 1900 |
| d: | 28.575 mm |
| D: | 57.15 mm |
| T: | 19.845 mm |
| d1 ≈: | 42.1 mm |
| B: | 19.355 mm |
| C: | 15.875 mm |
| r1,2 min.: | 0.8 mm |
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Product Details
| Dimension series | 1900 |
| d | 28.575 mm |
| D | 57.15 mm |
| T | 19.845 mm |
| d1 ≈ | 42.1 mm |
| B | 19.355 mm |
| C | 15.875 mm |
| r1,2 min. | 0.8 mm |
| r3,4 min. | 1.5 mm |
| a | 13.702 mm |
| da max. | 35 mm |
| db min. | 35 mm |
| Da min. | 49 mm |
| Da max. | 50 mm |
| Db min. | 54 mm |
| Ca min. | 3 mm |
| Cb min. | 3.5 mm |
| ra max. | 0.8 mm |
| rb max. | 1.5 mm |
| Basic dynamic load rating C | 58.2 kN |
| Basic static load rating C0 | 55 kN |
| Fatigue load limit Pu | 6 kN |
| Reference speed | 10000 r/min |
| Limiting speed | 12000 r/min |
| Calculation factor e | 0.33 |
| Calculation factor Y | 1.8 |
| Calculation factor Y0 | 1 |
| Mass bearing | 0.23 kg |
Company Profile
| Worktime |
9.00-18.00 |
| Phone |
65-63204785 |
