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 | 170 mm |
| D - External diameter | 260 mm |
| B - Bearing/Inner ring width | 42 mm |
| E - Upper roller diameter | 237 mm |
| F - Under roller diameter | 193 mm |
| rs - Min fillet radius | 2,1 mm |
| r1s - Min fillet radius | 2,1 mm |
| Radial clearance class | CN |
| Mass | 7,88 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 310 kN |
| C0 - Static load | 400 kN |
| Cu - Fatigue limit load | 38,5 kN |
| N lim - Oil lubrication limit speed | 3000 tr/min |
| N lim - Grease lubrication limit speed | 2600 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 181 mm |
| da max - Small face shoulder max diameter | 190 mm |
| db min - Min inner ring GO diameter | 197 mm |
| Da max - Max shoulder diameter OR | 249 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 2 mm |
