Single row cylindrical roller bearing, locating, 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 | 30 mm |
| D - External diameter | 62 mm |
| B - Bearing/Inner ring width | 16 mm |
| E - Upper roller diameter | 55,5 mm |
| F - Under roller diameter | 37,5 mm |
| d1 - IR flange outer diameter | 41,3 mm |
| D1 - OR flange inner diameter | 52,5 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 0,6 mm |
| Radial clearance class | C4 |
| Mass | 0,22 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 38,1 kN |
| C0 - Static load | 36 kN |
| Cu - Fatigue limit load | 4,4 kN |
| N ref - Reference thermal speed | 9900 tr/min |
| N lim - Mechanical Limit Speed | 14000 tr/min |
| N lim - Oil lubrication limit speed | 12000 tr/min |
| N lim - Grease lubrication limit speed | 9600 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) | 5,228 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,772 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,915 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,458 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,402 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 35 mm |
| dc min - Min inner ring GO diameter | 44 mm |
| Da max - Max shoulder diameter OR | 57 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 0,6 mm |
