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Needle roller bearing, machined-rings, separable, with inner ring
Downloads3D file
Technical datasheet
Contact usSpecsPRODUCT DEFINITION | | d - Internal diameter | 45 mm |
| D - External diameter | 68 mm |
| C - Width of bearing, drawn cup or outer ring | 20 mm |
| F - Under roller diameter | 55 mm |
| E - Upper roller diameter | 60 mm |
| rs - Min fillet radius | 0,6 mm |
| Lubrication hole on outer ring | No |
| Lubrication hole on inner ring | No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,23 kg |
| Brand | NTN |
PRODUCT PERFORMANCE | | Cr - Dynamic load rating | 28,8 kN |
| C0r - Static load rating | 66,5 kN |
| Nlim - Grease lubrication limit speed | 4800 tr/min |
| Nlim - Oil lubrication limit speed | 7500 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
ABUTMENT | | da min - Min shoulder diameter IR | 54 mm |
| db - Shoulder diameter IR | 59,4 mm |
| Da max - Max shoulder diameter OR | 64 mm |
| Db - OR smooth shaft shoulder diameter | 55,8 mm |
| ras max - Max shaft & housing fillet radius | 0,6 mm |
