NTN
Rodamientos 81228
Rodamiento NTN 81228, Ø140×200×13.5 mm. Solicita presupuesto — envío a todo el mundo.
Tipo Rodamientos
Dimensiones
Ø 140 × 200 × 13,5 mm
d140Ø interior (mm)
×
D200Ø exterior (mm)
×
B13,5Ancho (mm)
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Disponible
Especificaciones técnicas
| Brand | NTN |
| d - Bore diameter of support washer IR - WS | 140 mm |
| D - Outside diameter of support washer OR - GS | 200 mm |
| d1 - External diameter of support washer IR - WS | 197 mm |
| D1 - Bore diameter bearing washer OR - GS | 143 mm |
| T - Thrust bearing height | 46 mm |
| Dw - Rolling element diameter | 19 mm |
| Dc1 - Roller cage bore diameter | 140 mm |
| Dc - Roller cage outer diameter | 200 mm |
| B - Ring thickness | 13,5 mm |
| rs - Min fillet radius | 1,5 mm |
| Cage assembly reference | K81228 |
| 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 |
| Mass | 4,57 kg |
| Cage assembly mass | 1,2 kg |
| Bearing ring (inner ring) WS mass | 1,69 kg |
| Bearing ring (outer ring) GS mass | 1,69 kg |
| Precision class | P0 |
| Ca - Dynamic axial load rating | 370000000 mN |
| C0a - Static axial load rating | 1280000000 mN |
| Cua - Limit axial load rating | 133000000 mN |
| N lim - Grease lubrication limit speed | 2100 °/s |
| N lim - Oil lubrication limit speed | 8400 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 188 mm |
| Db max - Max OR shoulder diameter | 150 mm |
| ras max - Max shaft & housing fillet radius | 1,5 mm |
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NTN 81228