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 | 19 mm |
| Dc1 - Roller cage bore diameter | 140 mm |
| Dc - Roller cage outer diameter | 200 mm |
| Bearing ring (inner ring) WS | WS81228 |
| Bearing ring (outer ring) GS | GS81228 |
| Ea - Rollers reference outer diameter | 189 mm |
| Eb - Rollers reference inner diameter | 150,1 mm |
| Cage assembly mass | 1,2 kg |
| DESEMPENHO | |
|---|---|
| Ca - Dynamic axial load rating | 370 kN |
| C0a - Static axial load rating | 1280 kN |
| Cua - Limit axial load rating | 133 kN |
| Nlim - Grease lubrication limit speed | 350 tr/min |
| Nlim - Oil lubrication limit speed | 1400 tr/min |
| Tmin - Temperatura mín de operação | -20 °C |
| Tmax - Temperatura máx de operação | 120 °C |