NTN
Roulements à rouleaux coniques 4T-482/472
Roulement NTN 4T-482/472, Ø69.85×120×29.007 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 69,85 × 120 × 29,007 mm
d69,85Ø alésage (mm)
×
D120Ø extérieur (mm)
×
B29,007Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 69,85 mm |
| D - External diameter | 120 mm |
| B - Bearing/Inner ring width | 29,007 mm |
| C - Outer ring width | 24,237 mm |
| T - Total width | 29,794 mm |
| d1 - External diameter inner ring | 93 mm |
| a - Charge load application point | 25,894 mm |
| Mass | 1,33 kg |
| C - Dynamic load | 142000000 mN |
| C0 - Static load | 177000000 mN |
| Cu - Fatigue limit load | 21600000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.38 |
| Y0 - Static axial load coefficient | 0.86 |
| Y2 - Upper axial load coefficient | 1.56 |
| N lim - Oil lubrication limit speed | 24000 °/s |
| N lim - Grease lubrication limit speed | 18000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 77 mm |
| db min - Min IR shoulder diameter | 83 mm |
| Da max - Max shoulder diameter OR | 107 mm |
| Db min - Min OR shoulder diameter | 114 mm |
| ra max - Max fillet radius | 3,5 mm |
| r1a - Max fillet radius | 2 mm |
| Cone designation | 4T-482 |
| Cup designation | 4T-472 |
Produits associés
NTN 4T-482/472