M4-12P4 Rotek Slewing Ring Bearings
| Brand Name: | Rotek |
| Model Number: | M4-12P4 |
| Bearing number: | D/W R1810 |
| Size (mm): | 12.7x7.938x3.967 |
| Bore Diameter (mm): | 12,7 |
| Outer Diameter (mm): | 7,938 |
| Width (mm): | 3,967 |
| d: | 7.938 mm |
| D: | 12.7 mm |
| B: | 3.967 mm |
Product Details
| Bearing number | D/W R1810 |
| Size (mm) | 12.7x7.938x3.967 |
| Bore Diameter (mm) | 12,7 |
| Outer Diameter (mm) | 7,938 |
| Width (mm) | 3,967 |
| d | 7.938 mm |
| D | 12.7 mm |
| B | 3.967 mm |
| d2 | 9 mm |
| D2 | 11.55 mm |
| r1,2 - min. | 0.15 mm |
| da - min. | 8.9 mm |
| Da - max. | 11.6 mm |
| ra - max. | 0.15 mm |
| Basic dynamic load rating - C | 0.312 kN |
| Basic static load rating - C0 | 0.143 kN |
| Fatigue load limit - Pu | 0.006 kN |
| Reference speed | 100000 r/min |
| Limiting speed | 63000 r/min |
| Calculation factor - kr | 0.015 |
| Calculation factor - f0 | 8.3 |
| d2 ≈ | 9 mm |
| D2 ≈ | 11.55 mm |
| r1,2 min. | 0.15 mm |
| da min. | 8.9 mm |
| Da max. | 11.6 mm |
| ra max. | 0.15 mm |
| Basic dynamic load rating C | 0.312 kN |
| Basic static load rating C0 | 0.143 kN |
| Fatigue load limit Pu | 0.006 kN |
| Calculation factor kr | 0.015 |
| Calculation factor f0 | 8.3 |
| Mass bearing | 0.0014 kg |