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 | 110 mm |
| D - External diameter | 240 mm |
| B - Bearing/Inner ring width | 50 mm |
| E - Upper roller diameter | 211 mm |
| F - Under roller diameter | 143 mm |
| D1 - OR flange inner diameter | 200,9 mm |
| rs - Min fillet radius | 3 mm |
| r1s - Min fillet radius | 3 mm |
| Radial clearance class | CN |
| Mass | 10,7 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 437 kN |
| C0 - Static load | 503 kN |
| Cu - Fatigue limit load | 51,7 kN |
| N ref - Reference thermal speed | 2800 tr/min |
| N lim - Mechanical Limit Speed | 3400 tr/min |
| N lim - Oil lubrication limit speed | 2800 tr/min |
| N lim - Grease lubrication limit speed | 2400 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) | 5,251 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,749 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 5,014 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,507 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,404 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 123 mm |
| da max - Small face shoulder max diameter | 140 mm |
| Da max - Max shoulder diameter OR | 227 mm |
| ra max - Max fillet radius | 2,5 mm |
| r1a - Max fillet radius | 2,5 mm |
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