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 | 90 mm |
| D - External diameter | 190 mm |
| B - Bearing/Inner ring width | 64 mm |
| E - Upper roller diameter | 169,5 mm |
| F - Under roller diameter | 113,5 mm |
| D1 - OR flange inner diameter | 161,6 mm |
| rs - Min fillet radius | 3 mm |
| r1s - Min fillet radius | 3 mm |
| Radial clearance class | CN |
| Mass | 8 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 438 kN |
| C0 - Static load | 540 kN |
| Cu - Fatigue limit load | 59,3 kN |
| N ref - Reference thermal speed | 3000 tr/min |
| N lim - Mechanical Limit Speed | 4400 tr/min |
| N lim - Oil lubrication limit speed | 3500 tr/min |
| N lim - Grease lubrication limit speed | 2800 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) | 5,214 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,786 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,856 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,428 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,401 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 103 mm |
| da max - Small face shoulder max diameter | 111 mm |
| Da max - Max shoulder diameter OR | 177 mm |
| ra max - Max fillet radius | 2,5 mm |
| r1a - Max fillet radius | 2,5 mm |
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