Single row cylindrical roller bearing, single direction for axial loads, 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 | 120 mm |
| D - External diameter | 215 mm |
| B - Bearing/Inner ring width | 40 mm |
| E - Upper roller diameter | 195,5 mm |
| F - Under roller diameter | 143,5 mm |
| d1 - IR flange outer diameter | 153,2 mm |
| D1 - OR flange inner diameter | 187,8 mm |
| rs - Min fillet radius | 2,1 mm |
| r1s - Min fillet radius | 2,1 mm |
| Radial clearance class | CN |
| Mass | 5,9 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 339 kN |
| C0 - Static load | 428 kN |
| Cu - Fatigue limit load | 44,6 kN |
| N ref - Reference thermal speed | 3000 tr/min |
| N lim - Mechanical Limit Speed | 3700 tr/min |
| N lim - Oil lubrication limit speed | 3100 tr/min |
| N lim - Grease lubrication limit speed | 2600 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) | 7,196 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 9,804 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 6,366 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 3,183 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,423 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 131 mm |
| da max - Small face shoulder max diameter | 141 mm |
| db min - Min inner ring GO diameter | 146 mm |
| dc min - Min inner ring GO diameter | 156 mm |
| Da max - Max shoulder diameter OR | 204 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 2 mm |
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