Needle roller bearing, machined-ring, without inner ring, double-side ribs, lubrication hole, heavy load
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| PRODUCT DEFINITION | |
|---|---|
| Brand | NTN |
| Fw - Under rollers diameter | 70 mm |
| D - External diameter | 90 mm |
| C - Width of bearing, drawn cup or outer ring | 28 mm |
| rs - Min fillet radius | 1,1 mm |
| Lubrication hole on outer ring | Non/No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,38 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| Cr - Dynamic load rating | 49,5 kN |
| C0r - Static load rating | 103 kN |
| Nlim - Grease lubrication limit speed | 3700 tr/min |
| Nlim - Oil lubrication limit speed | 5500 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| Da max - Max shoulder diameter OR | 74 mm |
| ras max - Max shaft & housing fillet radius | 1,1 mm |