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 | 380 mm |
| B - Bearing/Inner ring width | 126 mm |
| E - Upper roller diameter | 328 mm |
| F - Under roller diameter | 232 mm |
| d1 - IR flange outer diameter | 252 mm |
| rNs - Min fillet radius | 4 mm |
| rs - Min fillet radius | 4 mm |
| Radial clearance class | C3 |
| Mass | 69,5 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 1530 kN |
| C0 - Static load | 1990 kN |
| Cu - Fatigue limit load | 179 kN |
| N lim - Oil lubrication limit speed | 1800 tr/min |
| N lim - Grease lubrication limit speed | 1500 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 196 mm |
| db min - Min inner ring GO diameter | 235 mm |
| Da max - Max shoulder diameter OR | 364 mm |
| Db min - Small face shoulder min diameter | 333 mm |
| ra max - Max fillet radius | 3 mm |
| r1a - Max fillet radius | 3 mm |
