Needle roller bearing, cam follower, with cage, slot for screwdriver, oil hole, cylindrical outer ring
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| PRODUCT DEFINITION | |
|---|---|
| Brand | NTN |
| D - External diameter | 30 mm |
| d1 - Stud diameter | 12 mm |
| C - Width of bearing, drawn cup or outer ring | 14 mm |
| F - Under roller diameter | 15 mm |
| B - Bearing/Inner ring width | 15 mm |
| B1 - Total stud length | 40 mm |
| B2 - Stud rod length | 25 mm |
| G - Stud thread designation | M12X1.5 |
| G1 - Thread length of the stud | 13 mm |
| B3 - Distance between washer face and radial lub hole | 6 mm |
| C1 - Distance between roller face and washer face | 0,6 mm |
| n - Axial lubrication hole diameter | 6 mm |
| a - Radial lubrication hole diameter | 3 mm |
| e - Inlet diameter of roller or washer | 23 mm |
| Maximum tightening torque | 20 N-m |
| Bearing with/without cage | Avec |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,087 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| Cr - Dynamic load rating | 7,85 kN |
| C0r - Static load rating | 9,65 kN |
| Track load capacity cylindrical outer ring | 7,7 kN |
| Nlim - Grease lubrication limit speed | 10000 tr/min |
| Nlim - Oil lubrication limit speed | 13000 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |