Single row cylindrical roller bearing, single direction for axial loads, 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 | 310 mm |
| B - Bearing/Inner ring width | 52 mm |
| E - Upper roller diameter | 272 mm |
| F - Under roller diameter | 208 mm |
| d1 - IR flange outer diameter | 220,5 mm |
| rs - Min fillet radius | 4 mm |
| r1s - Min fillet radius | 4 mm |
| Radial clearance class | CN |
| Mass | 17,3 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 530 kN |
| C0 - Static load | 635 kN |
| Cu - Fatigue limit load | 59,5 kN |
| N lim - Oil lubrication limit speed | 2500 tr/min |
| N lim - Grease lubrication limit speed | 2200 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 186 mm |
| da max - Small face shoulder max diameter | 204 mm |
| dc min - Min inner ring GO diameter | 223 mm |
| Da max - Max shoulder diameter OR | 294 mm |
| ra max - Max fillet radius | 3 mm |
