Single row cylindrical roller bearing, single direction for axial loads, separable, polyamide cage.
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.
3D file
Technical datasheet
| PRODUCT DEFINITION | |
|---|---|
| Brand | SNR |
| d - Internal diameter | 50 mm |
| D - External diameter | 90 mm |
| B - Bearing/Inner ring width | 20 mm |
| E - Upper roller diameter | 81,5 mm |
| F - Under roller diameter | 59,5 mm |
| d1 - IR flange outer diameter | 64 mm |
| D1 - OR flange inner diameter | 78,3 mm |
| rs - Min fillet radius | 1,1 mm |
| r1s - Min fillet radius | 1,1 mm |
| Radial clearance class | C3 |
| Mass | 0,503 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 67,8 kN |
| C0 - Static load | 74,5 kN |
| Cu - Fatigue limit load | 9,1 kN |
| Nref - Reference thermal speed | 6600 tr/min |
| Nlim - Mechanical Limit Speed | 9200 tr/min |
| Nlim - Oil lubrication limit speed | 7500 tr/min |
| Nlim - Grease lubrication limit speed | 6200 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| BEARING FREQUENCIES | |
|---|---|
| BPFO - Characteristic outer ring frequency (60 rpm) | 6,752 Hz |
| BPFI - Characteristic inner ring frequency (60 rpm) | 9,248 Hz |
| FTF - Characteristic cage frequency (60 rpm) | 0,422 Hz |
| BSF - Characteristic rolling element frequency (60 rpm) | 6,253 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 56,5 mm |
| da max - Small face shoulder max diameter | 58 mm |
| db min - Min inner ring GO diameter | 62 mm |
| dc min - Min inner ring GO diameter | 67 mm |
| Da max - Max shoulder diameter OR | 83,5 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 1 mm |
