Single row cylindrical roller bearing, locating, 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 | 20 mm |
| D - External diameter | 47 mm |
| B - Bearing/Inner ring width | 14 mm |
| E - Upper roller diameter | 41,5 mm |
| F - Under roller diameter | 26,5 mm |
| d1 - IR flange outer diameter | 29,7 mm |
| D1 - OR flange inner diameter | 38,8 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 0,6 mm |
| Radial clearance class | CN |
| Mass | 0,119 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 26,6 kN |
| C0 - Static load | 23,8 kN |
| Cu - Fatigue limit load | 2,9 kN |
| Nref - Reference thermal speed | 13000 tr/min |
| Nlim - Mechanical Limit Speed | 19000 tr/min |
| Nlim - Oil lubrication limit speed | 16000 tr/min |
| Nlim - Grease lubrication limit speed | 13000 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| BEARING FREQUENCIES | |
|---|---|
| BPFO - Characteristic outer ring frequency (60 rpm) | 4,676 Hz |
| BPFI - Characteristic inner ring frequency (60 rpm) | 7,324 Hz |
| FTF - Characteristic cage frequency (60 rpm) | 0,39 Hz |
| BSF - Characteristic rolling element frequency (60 rpm) | 4,313 Hz |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 25 mm |
| dc min - Min inner ring GO diameter | 32 mm |
| Da max - Max shoulder diameter OR | 42 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 0,6 mm |
