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 | 240 mm |
| D - External diameter | 440 mm |
| B - Bearing/Inner ring width | 72 mm |
| E - Upper roller diameter | 385 mm |
| F - Under roller diameter | 295 mm |
| rs - Min fillet radius | 4 mm |
| r1s - Min fillet radius | 4 mm |
| Radial clearance class | C3 |
| Mass | 50,2 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 1040 kN |
| C0 - Static load | 1340 kN |
| Cu - Fatigue limit load | 113 kN |
| N lim - Oil lubrication limit speed | 1700 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 | 256 mm |
| da max - Small face shoulder max diameter | 293 mm |
| db min - Min inner ring GO diameter | 298 mm |
| Da max - Max shoulder diameter OR | 424 mm |
| ra max - Max fillet radius | 3 mm |
| r1a - Max fillet radius | 3 mm |
