NTN
Roulements à rouleaux coniques 4T-30205
Roulement NTN 4T-30205, Ø25×52×15 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 25 × 52 × 15 mm
d25Ø alésage (mm)
×
D52Ø extérieur (mm)
×
B15Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 25 mm |
| D - External diameter | 52 mm |
| B - Bearing/Inner ring width | 15 mm |
| C - Outer ring width | 13 mm |
| T - Total width | 16,25 mm |
| d1 - External diameter inner ring | 38 mm |
| a - Charge load application point | 12,5 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 1 mm |
| Mass | 0,155 kg |
| ISO 355 reference | T3CC025 |
| C - Dynamic load | 35000000 mN |
| C0 - Static load | 34000000 mN |
| Cu - Fatigue limit load | 4150000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.37 |
| Y0 - Static axial load coefficient | 0.88 |
| Y2 - Upper axial load coefficient | 1.6 |
| N lim - Oil lubrication limit speed | 58800 °/s |
| N lim - Grease lubrication limit speed | 43800 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 31 mm |
| db min - Min IR shoulder diameter | 30,5 mm |
| Da min - Min shoulder diameter OR | 44 mm |
| Da max - Max shoulder diameter OR | 46,5 mm |
| Db min - Min OR shoulder diameter | 48 mm |
| Ca - Min clearance | 2 mm |
| Cb - Min clearance | 3 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 1 mm |
Produits associés
NTN 4T-30205