NTN
Roulements à rouleaux coniques 4T-30309
Roulement NTN 4T-30309, Ø45×100×25 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 45 × 100 × 25 mm
d45Ø alésage (mm)
×
D100Ø extérieur (mm)
×
B25Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 45 mm |
| D - External diameter | 100 mm |
| B - Bearing/Inner ring width | 25 mm |
| C - Outer ring width | 22 mm |
| T - Total width | 27,25 mm |
| d1 - External diameter inner ring | 71 mm |
| a - Charge load application point | 21 mm |
| rs - Min fillet radius | 2 mm |
| r1s - Min fillet radius | 1,5 mm |
| Mass | 1,01 kg |
| ISO 355 reference | T2FB045 |
| C - Dynamic load | 123000000 mN |
| C0 - Static load | 126000000 mN |
| Cu - Fatigue limit load | 15400000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.35 |
| Y0 - Static axial load coefficient | 0.96 |
| Y2 - Upper axial load coefficient | 1.74 |
| N lim - Oil lubrication limit speed | 31800 °/s |
| N lim - Grease lubrication limit speed | 24000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 59 mm |
| db min - Min IR shoulder diameter | 55 mm |
| Da min - Min shoulder diameter OR | 86 mm |
| Da max - Max shoulder diameter OR | 91,5 mm |
| Db min - Min OR shoulder diameter | 93 mm |
| Ca - Min clearance | 3 mm |
| Cb - Min clearance | 5 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 1,5 mm |
Produits associés
NTN 4T-30309