NTN
Cuscinetti volventi 89308
Cuscinetto NTN 89308, Ø40×78×22 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti volventi
Dimensioni
Ø 40 × 78 × 22 mm
d40Ø foro (mm)
×
D78Ø esterno (mm)
×
B22Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Bore diameter of support washer IR - WS | 40 mm |
| D - Outside diameter of support washer OR - GS | 78 mm |
| d1 - External diameter of support washer IR - WS | 78 mm |
| D1 - Bore diameter bearing washer OR - GS | 42 mm |
| T - Thrust bearing height | 22 mm |
| Dw - Rolling element diameter | 7 mm |
| Dc1 - Roller cage bore diameter | 40 mm |
| Dc - Roller cage outer diameter | 78 mm |
| rs - Min fillet radius | 1 mm |
| Cage assembly reference | K89308 |
| Bearing ring (inner ring) WS | WS89308 |
| Bearing ring (outer ring) GS | GS89308 |
| Ea - Rollers reference outer diameter | 74,4 mm |
| Eb - Rollers reference inner diameter | 46 mm |
| Mass | 0,52 kg |
| Cage assembly mass | 0,1 kg |
| Bearing ring (inner ring) WS mass | 0,21 kg |
| Bearing ring (outer ring) GS mass | 0,21 kg |
| Ca - Dynamic axial load rating | 85000000 mN |
| C0a - Static axial load rating | 277000000 mN |
| Cua - Limit axial load rating | 34000000 mN |
| N lim - Grease lubrication limit speed | 6000 °/s |
| N lim - Oil lubrication limit speed | 24000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 74 mm |
| Db max - Max OR shoulder diameter | 46 mm |
| ras max - Max shaft & housing fillet radius | 1 mm |
Prodotti correlati
NTN 89308