NTN
Roulements à rouleaux coniques 4T-495/492A
Roulement NTN 4T-495/492A, Ø82.55×133.35×29.769 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 82,55 × 133,35 × 29,769 mm
d82,55Ø alésage (mm)
×
D133,35Ø extérieur (mm)
×
B29,769Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 82,55 mm |
| D - External diameter | 133,35 mm |
| B - Bearing/Inner ring width | 29,769 mm |
| C - Outer ring width | 22,225 mm |
| T - Total width | 30,162 mm |
| a - Charge load application point | 29,6 mm |
| rs - Min fillet radius | 3,5 mm |
| r1s - Min fillet radius | 3,3 mm |
| Mass | 1,49 kg |
| C - Dynamic load | 129000000 mN |
| C0 - Static load | 189000000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.44 |
| Y0 - Static axial load coefficient | 0.74 |
| Y2 - Upper axial load coefficient | 1.35 |
| N lim - Oil lubrication limit speed | 21000 °/s |
| N lim - Grease lubrication limit speed | 15600 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 90 mm |
| db min - Min IR shoulder diameter | 97 mm |
| Da max - Max shoulder diameter OR | 128 mm |
| Db min - Min OR shoulder diameter | 120 mm |
| ra max - Max fillet radius | 3,5 mm |
| r1a - Max fillet radius | 3,3 mm |
| Cone designation | 4T-495 |
| Cup designation | 4T-492A |
Produits associés
NTN 4T-495/492A