NTN
Roulements à rouleaux coniques 4T-28150/28300
Roulement NTN 4T-28150/28300, Ø38.1×76.2×20.94 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 38,1 × 76,2 × 20,94 mm
d38,1Ø alésage (mm)
×
D76,2Ø extérieur (mm)
×
B20,94Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 38,1 mm |
| D - External diameter | 76,2 mm |
| B - Bearing/Inner ring width | 20,94 mm |
| C - Outer ring width | 15,507 mm |
| T - Total width | 20,638 mm |
| d1 - External diameter inner ring | 56 mm |
| a - Charge load application point | 15,838 mm |
| Mass | 0,406 kg |
| C - Dynamic load | 61500000 mN |
| C0 - Static load | 63000000 mN |
| Cu - Fatigue limit load | 7700000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.4 |
| Y0 - Static axial load coefficient | 0.82 |
| Y2 - Upper axial load coefficient | 1.49 |
| N lim - Oil lubrication limit speed | 40200 °/s |
| N lim - Grease lubrication limit speed | 30000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 43,5 mm |
| db min - Min IR shoulder diameter | 45,5 mm |
| Da max - Max shoulder diameter OR | 68 mm |
| Db min - Min OR shoulder diameter | 71 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1,3 mm |
| Cone designation | 4T-28150 |
| Cup designation | 4T-28300 |
Produits associés
NTN 4T-28150/28300