38.10*52.38*31.75 MR243320 High quality Needle roller bearing use CHROME STEEL EXCAVATOR BEARINGS high use time
243320 MR243320 240330RS 243320ZN P0 P6 P5 P4 P3 P2 P1 Quality LEVEL CHROME STEEL Taper Roller Bearing
Product introduction
MR243320 Needle roller bearings are bearings with small end height and large rated load. The outer ring has stable rigidity, and even the bearing seat of light alloy can be easily used
| Fw - Under rollers diameter | 38,1 mm |
| D - External diameter | 52,388 mm |
| C - Width of bearing, drawn cup or outer ring | 31,75 mm |
| rs - Min fillet radius | 1,5 mm |
| Lubrication hole on outer ring | Yes |
| k - Hole diameter | 3 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,18 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| Cr - Dynamic load rating | 51 kN |
| C0r - Static load rating | 81,5 kN |
| Nlim - Grease lubrication limit speed | 7500 tr/min |
| Nlim - Oil lubrication limit speed | 11000 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| Da max - Max shoulder diameter OR | 46 mm |
| ras max - Max shaft & housing fillet radius | 1,5 mm |
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product presentation
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