NTN
Roulements à rouleaux coniques 4T-36990/36920
Roulement NTN 4T-36990/36920, Ø177.8×227.012×30.162 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 177,8 × 227,012 × 30,162 mm
d177,8Ø alésage (mm)
×
D227,012Ø extérieur (mm)
×
B30,162Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 177,8 mm |
| D - External diameter | 227,012 mm |
| B - Bearing/Inner ring width | 30,162 mm |
| C - Outer ring width | 23,02 mm |
| T - Total width | 30,162 mm |
| d1 - External diameter inner ring | 205 mm |
| a - Charge load application point | 42,962 mm |
| Mass | 2,91 kg |
| C - Dynamic load | 201000000 mN |
| C0 - Static load | 415000000 mN |
| Cu - Fatigue limit load | 40900000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.44 |
| Y0 - Static axial load coefficient | 0.75 |
| Y2 - Upper axial load coefficient | 1.36 |
| N lim - Oil lubrication limit speed | 10800 °/s |
| N lim - Grease lubrication limit speed | 7800 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 186 mm |
| db min - Min IR shoulder diameter | 188 mm |
| Da max - Max shoulder diameter OR | 214 mm |
| Db min - Min OR shoulder diameter | 221 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1,5 mm |
Produits associés
NTN 4T-36990/36920