NTN
Roulements à rouleaux coniques 30318U
Roulement NTN 30318U, Ø90×190×43 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 90 × 190 × 43 mm
d90Ø alésage (mm)
×
D190Ø extérieur (mm)
×
B43Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 90 mm |
| D - External diameter | 190 mm |
| B - Bearing/Inner ring width | 43 mm |
| C - Outer ring width | 36 mm |
| T - Total width | 46,5 mm |
| d1 - External diameter inner ring | 135,5 mm |
| a - Charge load application point | 37,5 mm |
| rs - Min fillet radius | 4 mm |
| r1s - Min fillet radius | 3 mm |
| Mass | 5,83 kg |
| ISO 355 reference | T2GB090 |
| C - Dynamic load | 375000000 mN |
| C0 - Static load | 405000000 mN |
| Cu - Fatigue limit load | 44500000 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 | 16200 °/s |
| N lim - Grease lubrication limit speed | 12000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 113 mm |
| db min - Min IR shoulder diameter | 108 mm |
| Da min - Min shoulder diameter OR | 165 mm |
| Da max - Max shoulder diameter OR | 176 mm |
| Db min - Min OR shoulder diameter | 177 mm |
| Ca - Min clearance | 5 mm |
| Cb - Min clearance | 10,5 mm |
| ra max - Max fillet radius | 3 mm |
| r1a - Max fillet radius | 2,5 mm |
Produits associés
NTN 30318U