NTN
Roulements à rouleaux coniques 4T-JM714249/JM714210PK
Roulement NTN 4T-JM714249/JM714210PK, Ø75×120×29.5 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 75 × 120 × 29,5 mm
d75Ø alésage (mm)
×
D120Ø extérieur (mm)
×
B29,5Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 75 mm |
| D - External diameter | 120 mm |
| B - Bearing/Inner ring width | 29,5 mm |
| C - Outer ring width | 25 mm |
| T - Total width | 31 mm |
| a - Charge load application point | 29,1 mm |
| rs - Min fillet radius | 3 mm |
| r1s - Min fillet radius | 2,5 mm |
| Mass | 1,29 kg |
| C - Dynamic load | 145000000 mN |
| C0 - Static load | 197000000 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 | 23400 °/s |
| N lim - Grease lubrication limit speed | 17400 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 82,9 mm |
| db min - Min IR shoulder diameter | 88 mm |
| Da max - Max shoulder diameter OR | 115 mm |
| Db min - Min OR shoulder diameter | 108 mm |
| ra max - Max fillet radius | 3 mm |
| r1a - Max fillet radius | 2,5 mm |
| Cone designation | 4T-JM714249PK |
| Cup designation | 4T-JM714210PK |
Produits associés
NTN 4T-JM714249/JM714210PK