Single row cylindrical roller bearing, floating, 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 | NTN |
| d - Internal diameter | 25 mm |
| D - External diameter | 52 mm |
| B - Bearing/Inner ring width | 15 mm |
| E - Upper roller diameter | 46,5 mm |
| F - Under roller diameter | 31,5 mm |
| d1 - IR flange outer diameter | 34,5 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 0,6 mm |
| Radial clearance class | CN |
| Mass | 0,14 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 29,3 kN |
| C0 - Static load | 27,7 kN |
| Cu - Fatigue limit load | 3,4 kN |
| Nlim - Oil lubrication limit speed | 15000 tr/min |
| Nlim - Grease lubrication limit speed | 13000 tr/min |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 30 mm |
| Da max - Max shoulder diameter OR | 48 mm |
| Db min - Small face shoulder min diameter | 47 mm |
| Dc max - Max outer ring GO diameter | 44 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 0,6 mm |
