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 | 280 mm |
| D - External diameter | 500 mm |
| B - Bearing/Inner ring width | 80 mm |
| E - Upper roller diameter | 440 mm |
| F - Under roller diameter | 340 mm |
| rs - Min fillet radius | 5 mm |
| r1s - Min fillet radius | 5 mm |
| Radial clearance class | CN |
| Mass | 70,8 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 1320 kN |
| C0 - Static load | 1760 kN |
| Cu - Fatigue limit load | 143 kN |
| N lim - Oil lubrication limit speed | 1400 tr/min |
| N lim - Grease lubrication limit speed | 1200 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 300 mm |
| da max - Small face shoulder max diameter | 336 mm |
| db min - Min inner ring GO diameter | 343 mm |
| Da max - Max shoulder diameter OR | 480 mm |
| ra max - Max fillet radius | 4 mm |
| r1a - Max fillet radius | 4 mm |
