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 | 35 mm |
| D - External diameter | 80 mm |
| B - Bearing/Inner ring width | 31 mm |
| E - Upper roller diameter | 70,2 mm |
| F - Under roller diameter | 46,2 mm |
| d1 - IR flange outer diameter | 51 mm |
| D1 - OR flange inner diameter | 66,6 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 1,1 mm |
| Radial clearance class | CN |
| Mass | 0,736 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 93,8 kN |
| C0 - Static load | 102 kN |
| Cu - Fatigue limit load | 12,4 kN |
| N ref - Reference thermal speed | 6600 tr/min |
| N lim - Mechanical Limit Speed | 11000 tr/min |
| N lim - Oil lubrication limit speed | 8600 tr/min |
| N lim - Grease lubrication limit speed | 6900 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) | 4,763 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 7,237 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,644 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,322 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,397 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 43 mm |
| da max - Small face shoulder max diameter | 45 mm |
| db min - Min inner ring GO diameter | 48 mm |
| dc min - Min inner ring GO diameter | 53 mm |
| Da max - Max shoulder diameter OR | 72 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1 mm |
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