Single row cylindrical roller bearing, floating, separable, brass 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 | NTN |
| d - Internal diameter | 180 mm |
| D - External diameter | 280 mm |
| B - Bearing/Inner ring width | 46 mm |
| E - Upper roller diameter | 255 mm |
| F - Under roller diameter | 205 mm |
| rs - Min fillet radius | 2,1 mm |
| r1s - Min fillet radius | 2,1 mm |
| Radial clearance class | C3 |
| Mass | 10,3 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 380 kN |
| C0 - Static load | 485 kN |
| Cu - Fatigue limit load | 46,5 kN |
| N lim - Oil lubrication limit speed | 2900 tr/min |
| N lim - Grease lubrication limit speed | 2400 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 191 mm |
| da max - Small face shoulder max diameter | 203 mm |
| db min - Min inner ring GO diameter | 209 mm |
| Da max - Max shoulder diameter OR | 269 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 2 mm |
