NTN
Roulements à rotule sur rouleaux 240/530BC3
Roulement NTN 240/530BC3, Ø530×780×250 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rotule sur rouleaux
Dimensions
Ø 530 × 780 × 250 mm
d530Ø alésage (mm)
×
D780Ø extérieur (mm)
×
B250Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 530 mm |
| D - External diameter | 780 mm |
| B - Bearing/Inner ring width | 250 mm |
| d2 - External diameter inner ring | 0 mm |
| D1 - Inner diameter outer ring | 688,4 mm |
| rs - Min fillet radius | 6 mm |
| Number of lubrication holes | 8 |
| b - Groove width | 33 mm |
| k - Hole diameter | 20 mm |
| Radial clearance class | C3 |
| Mass | 406 kg |
| C - Dynamic load | 6200000000 mN |
| C0 - Static load | 12700000000 mN |
| Cu - Fatigue limit load | 700000000 mN |
| e - Coefficient | 0.3 |
| Y0 - Static axial load coefficient | 2.19 |
| Y1 - Lower axial load coefficient | 2.24 |
| Y2 - Upper axial load coefficient | 3.33 |
| N lim - Oil lubrication limit speed | 2580 °/s |
| N lim - Grease lubrication limit speed | 1980 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 553 mm |
| Da max - Max shoulder diameter OR | 757 mm |
| ra max - Max shaft & housing fillet radius | 5 mm |
Produits associés
NTN 240/530BC3