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 | 70 mm |
| D - External diameter | 125 mm |
| B - Bearing/Inner ring width | 31 mm |
| E - Upper roller diameter | 113,5 mm |
| F - Under roller diameter | 83,5 mm |
| d1 - IR flange outer diameter | 89,4 mm |
| D1 - OR flange inner diameter | 109,4 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 1,5 mm |
| Radial clearance class | CN |
| Mass | 1,52 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 160 kN |
| C0 - Static load | 202 kN |
| Cu - Fatigue limit load | 24,6 kN |
| N ref - Reference thermal speed | 3900 tr/min |
| N lim - Mechanical Limit Speed | 6500 tr/min |
| N lim - Oil lubrication limit speed | 5400 tr/min |
| N lim - Grease lubrication limit speed | 4500 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) | 7,206 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 9,794 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 6,414 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 3,207 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,424 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 78 mm |
| da max - Small face shoulder max diameter | 82 mm |
| db min - Min inner ring GO diameter | 86 mm |
| dc min - Min inner ring GO diameter | 92 mm |
| Da max - Max shoulder diameter OR | 117 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1,5 mm |
