Rolamento de agulha, rolamento de rolos cilíndricos de impulso, montagem com gaiola, série K812
Arquivo 3D
Folha de dados técnica
| CARACTERÍSTICAS TÉCNICAS | |
|---|---|
| Marca | NTN |
| Dw - Rolling element diameter | 15 mm |
| Dc1 - Roller cage bore diameter | 120 mm |
| Dc - Roller cage outer diameter | 170 mm |
| Bearing ring (inner ring) WS | WS81224 |
| Bearing ring (outer ring) GS | GS81224 |
| Ea - Rollers reference outer diameter | 160 mm |
| Eb - Rollers reference inner diameter | 129,2 mm |
| Cage assembly mass | 0,73 kg |
| DESEMPENHO | |
|---|---|
| Ca - Dynamic axial load rating | 264 kN |
| C0a - Static axial load rating | 930 kN |
| Cua - Limit axial load rating | 101 kN |
| Nlim - Grease lubrication limit speed | 430 tr/min |
| Nlim - Oil lubrication limit speed | 1700 tr/min |
| Tmin - Temperatura mín de operação | -20 °C |
| Tmax - Temperatura máx de operação | 120 °C |