NTN
Cuscinetti orientabili a rulli 230/750B
Cuscinetto NTN 230/750B, Ø750×1090×250 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti orientabili a rulli
Dimensioni
Ø 750 × 1.090 × 250 mm
d750Ø foro (mm)
×
D1.090Ø esterno (mm)
×
B250Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Internal diameter | 750 mm |
| D - External diameter | 1090 mm |
| B - Bearing/Inner ring width | 250 mm |
| d2 - External diameter inner ring | 0 mm |
| D1 - Inner diameter outer ring | 990,9 mm |
| rs - Min fillet radius | 7,5 mm |
| Number of lubrication holes | 12 |
| b - Groove width | 33 mm |
| k - Hole diameter | 20 mm |
| Radial clearance class | CN |
| Mass | 763 kg |
| C - Dynamic load | 9100000000 mN |
| C0 - Static load | 18300000000 mN |
| Cu - Fatigue limit load | 1290000000 mN |
| e - Coefficient | 0.21 |
| Y0 - Static axial load coefficient | 3.13 |
| Y1 - Lower axial load coefficient | 3.2 |
| Y2 - Upper axial load coefficient | 4.76 |
| N lim - Oil lubrication limit speed | 1920 °/s |
| N lim - Grease lubrication limit speed | 1500 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 778 mm |
| Da max - Max shoulder diameter OR | 1062 mm |
| ra max - Max shaft & housing fillet radius | 6 mm |
Prodotti correlati
NTN 230/750B