NTN
Rodamientos 81211T2
Rodamiento NTN 81211T2. Solicita presupuesto — envío a todo el mundo.
Tipo Rodamientos
Dimensiones
Ø 55 × 90 × 0 mm
d55Ø interior (mm)
×
D90Ø exterior (mm)
×
B0Ancho (mm)
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Disponible
Especificaciones técnicas
| Brand | NTN |
| d - Bore diameter of support washer IR - WS | 55 mm |
| D - Outside diameter of support washer OR - GS | 90 mm |
| d1 - External diameter of support washer IR - WS | 90 mm |
| D1 - Bore diameter bearing washer OR - GS | 57 mm |
| T - Thrust bearing height | 25 mm |
| Dw - Rolling element diameter | 11 mm |
| Dc1 - Roller cage bore diameter | 55 mm |
| Dc - Roller cage outer diameter | 90 mm |
| rs - Min fillet radius | 1 mm |
| Cage assembly reference | K81211T2 |
| Bearing ring (inner ring) WS | WS81211 |
| Bearing ring (outer ring) GS | GS81211 |
| Ea - Rollers reference outer diameter | 83,4 mm |
| Eb - Rollers reference inner diameter | 60,1 mm |
| Mass | 0,61 kg |
| Cage assembly mass | 0,19 kg |
| Bearing ring (inner ring) WS mass | 0,21 kg |
| Bearing ring (outer ring) GS mass | 0,21 kg |
| Ca - Dynamic axial load rating | 121000000 mN |
| C0a - Static axial load rating | 340000000 mN |
| Cua - Limit axial load rating | 41500000 mN |
| N lim - Grease lubrication limit speed | 4980 °/s |
| N lim - Oil lubrication limit speed | 19800 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 83 mm |
| Db max - Max OR shoulder diameter | 61 mm |
| ras max - Max shaft & housing fillet radius | 1 mm |
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NTN 81211T2