NTN
Cuscinetti a rullini RNA4868
Cuscinetto NTN RNA4868, Ø370×420×80 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti a rullini
Dimensioni
Ø 370 × 420 × 80 mm
d370Ø foro (mm)
×
D420Ø esterno (mm)
×
B80Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| Fw - Under rollers diameter | 370 mm |
| D - External diameter | 420 mm |
| C - Width of bearing, drawn cup or outer ring | 80 mm |
| rs - Min fillet radius | 2,1 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 5 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 14 kg |
| Cr - Dynamic load rating | 655000000 mN |
| C0r - Static load rating | 1940000000 mN |
| N lim - Grease lubrication limit speed | 4500 °/s |
| N lim - Oil lubrication limit speed | 6600 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| Da max - Max shoulder diameter OR | 409 mm |
| ras max - Max shaft & housing fillet radius | 2 mm |
Prodotti correlati
NTN RNA4868