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 | 140 mm |
| D - External diameter | 250 mm |
| B - Bearing/Inner ring width | 42 mm |
| F - Under roller diameter | 169 mm |
| d1 - IR flange outer diameter | 180,2 mm |
| rNs - Min fillet radius | 3 mm |
| rs - Min fillet radius | 3 mm |
| Radial clearance class | C3 |
| Mass | 8,73 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 395 kN |
| C0 - Static load | 515 kN |
| Cu - Fatigue limit load | 51 kN |
| N lim - Oil lubrication limit speed | 2800 tr/min |
| N lim - Grease lubrication limit speed | 2400 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da min - Min shoulder diameter IR | 153 mm |
| Da max - Max shoulder diameter OR | 237 mm |
| ra max - Max fillet radius | 2,5 mm |
| r1a - Max fillet radius | 2,5 mm |
