Single row cylindrical roller bearing, floating, separable, brass 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 | 190 mm |
| D - External diameter | 340 mm |
| B - Bearing/Inner ring width | 55 mm |
| E - Upper roller diameter | 299 mm |
| F - Under roller diameter | 231 mm |
| d1 - IR flange outer diameter | 244,5 mm |
| rs - Min fillet radius | 4 mm |
| r1s - Min fillet radius | 4 mm |
| Radial clearance class | CN |
| Mass | 20,8 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 615 kN |
| C0 - Static load | 770 kN |
| Cu - Fatigue limit load | 70 kN |
| Nlim - Oil lubrication limit speed | 2200 tr/min |
| Nlim - Grease lubrication limit speed | 1900 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 206 mm |
| Da max - Max shoulder diameter OR | 324 mm |
| Db min - Small face shoulder min diameter | 303 mm |
| Dc max - Max outer ring GO diameter | 296 mm |
| ra max - Max fillet radius | 3 mm |
| r1a - Max fillet radius | 3 mm |
