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 | 150 mm |
| B - Bearing/Inner ring width | 51 mm |
| E - Upper roller diameter | 133 mm |
| F - Under roller diameter | 89 mm |
| d1 - IR flange outer diameter | 97,3 mm |
| D1 - OR flange inner diameter | 126,8 mm |
| rs - Min fillet radius | 2,1 mm |
| r1s - Min fillet radius | 2,1 mm |
| Radial clearance class | CN |
| Mass | 4,09 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 274 kN |
| C0 - Static load | 323 kN |
| Cu - Fatigue limit load | 38,2 kN |
| N ref - Reference thermal speed | 3900 tr/min |
| N lim - Mechanical Limit Speed | 5600 tr/min |
| N lim - Oil lubrication limit speed | 4500 tr/min |
| N lim - Grease lubrication limit speed | 3600 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) | 5,212 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,788 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,847 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,424 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,401 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 81 mm |
| da max - Small face shoulder max diameter | 87 mm |
| db min - Min inner ring GO diameter | 92 mm |
| dc min - Min inner ring GO diameter | 100 mm |
| Da max - Max shoulder diameter OR | 139 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 2 mm |
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