NTN
Roulements à rouleaux coniques 4T-30305
Roulement NTN 4T-30305, Ø25×62×17 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 25 × 62 × 17 mm
d25Ø alésage (mm)
×
D62Ø extérieur (mm)
×
B17Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 25 mm |
| D - External diameter | 62 mm |
| B - Bearing/Inner ring width | 17 mm |
| C - Outer ring width | 15 mm |
| T - Total width | 18,25 mm |
| d1 - External diameter inner ring | 42 mm |
| a - Charge load application point | 13 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 1,5 mm |
| Mass | 0,268 kg |
| ISO 355 reference | T2FB025 |
| C - Dynamic load | 54000000 mN |
| C0 - Static load | 47500000 mN |
| Cu - Fatigue limit load | 5800000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.3 |
| Y0 - Static axial load coefficient | 1.1 |
| Y2 - Upper axial load coefficient | 2 |
| N lim - Oil lubrication limit speed | 53400 °/s |
| N lim - Grease lubrication limit speed | 40200 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 34 mm |
| db min - Min IR shoulder diameter | 33,5 mm |
| Da min - Min shoulder diameter OR | 52 mm |
| Da max - Max shoulder diameter OR | 53,5 mm |
| Db min - Min OR shoulder diameter | 57 mm |
| Ca - Min clearance | 3 mm |
| Cb - Min clearance | 3 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1,5 mm |
Produits associés
NTN 4T-30305