NNU4956 KOYO Double-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
NNU4956 |
| Bearing number: |
25577/25521 |
| Bore Diameter (mm): |
42,875 |
| Width (mm): |
25,4 |
| d: |
42,875 mm |
| T: |
23,812 mm |
| B: |
25,4 mm |
| C: |
19,05 mm |
| a: |
17,5 mm |
| PDF |
NNU4956 |
Product Details
| Bearing number |
25577/25521 |
| Bore Diameter (mm) |
42,875 |
| Width (mm) |
25,4 |
| d |
42,875 mm |
| T |
23,812 mm |
| B |
25,4 mm |
| C |
19,05 mm |
| a |
17,5 mm |
| r min. |
3,6 mm |
| r1 min. |
3,2 mm |
| Da |
72 mm |
| db |
49 mm |
| da |
55 mm |
| Db |
77 mm |
| Basic dynamic load rating (C) |
77,2 kN |
| Basic static load rating (C0) |
100 kN |
| Calculation factor (e) |
0,33 |
| Calculation factor (Y0) |
0,99 |