Single row cylindrical roller bearing, floating, separable, polyamide cage
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In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.
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Product information
| PRODUCT DEFINITION | |
|---|---|
| Brand | SNR |
| d - Internal diameter | 85 mm |
| D - External diameter | 180 mm |
| B - Bearing/Inner ring width | 41 mm |
| E - Upper roller diameter | 160 mm |
| F - Under roller diameter | 108 mm |
| D1 - OR flange inner diameter | 152,7 mm |
| rs - Min fillet radius | 3 mm |
| r1s - Min fillet radius | 3 mm |
| Radial clearance class | C3 |
| Mass | 4,62 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 279 kN |
| C0 - Static load | 312 kN |
| Cu - Fatigue limit load | 34,9 kN |
| N ref - Reference thermal speed | 3700 tr/min |
| N lim - Mechanical Limit Speed | 4600 tr/min |
| N lim - Oil lubrication limit speed | 3700 tr/min |
| N lim - Grease lubrication limit speed | 3100 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| BEARING FREQUENCIES | |
|---|---|
| BPFO - Over rolling frequency on outer ring (60 rpm) | 5,239 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,761 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,96 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,48 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,403 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 98 mm |
| da max - Small face shoulder max diameter | 106 mm |
| Da max - Max shoulder diameter OR | 167 mm |
| ra max - Max fillet radius | 2,5 mm |
| r1a - Max fillet radius | 2,5 mm |
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