Rolamento de agulha, rolamento axial de rolos cilíndricos, série 811
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Product information
| CARACTERÍSTICAS TÉCNICAS | |
|---|---|
| Marca | NTN |
| d - Bore diameter of support washer IR - WS | 25 mm |
| D - Outside diameter of support washer OR - GS | 42 mm |
| d1 - External diameter of support washer IR - WS | 42 mm |
| D1 - Bore diameter bearing washer OR - GS | 26 mm |
| T - Thrust bearing height | 11 mm |
| Dw - Rolling element diameter | 5 mm |
| Dc1 - Roller cage bore diameter | 25 mm |
| Dc - Roller cage outer diameter | 42 mm |
| rs - Min fillet radius | 0,6 mm |
| Cage assembly reference | K81105T2 |
| Bearing ring (inner ring) WS | WS81105 |
| Bearing ring (outer ring) GS | GS81105 |
| Ea - Rollers reference outer diameter | 38,7 mm |
| Eb - Rollers reference inner diameter | 27,6 mm |
| Peso | 0,06 kg |
| Cage assembly mass | 0,018 kg |
| Bearing ring (inner ring) WS mass | 0,021 kg |
| Bearing ring (outer ring) GS mass | 0,021 kg |
| DESEMPENHO | |
|---|---|
| Ca - Dynamic axial load rating | 27,3 kN |
| C0a - Static axial load rating | 68 kN |
| Cua - Limit axial load rating | 8,25 kN |
| N lim - Grease lubrication limit speed | 1800 tr/min |
| N lim - Oil lubrication limit speed | 7000 tr/min |
| Tmin - Temperatura mín de operação | -20 °C |
| Tmax - Temperatura máx de operação | 120 °C |
| RECOMENDACOES DE BARREIRA | |
|---|---|
| da min - Min shoulder diameter IR | 39 mm |
| Db max - Max OR shoulder diameter | 28 mm |
| ras max - Max shaft & housing fillet radius | 0,6 mm |