NTN
Cuscinetti a rulli conici 4T-2689/2631
Cuscinetto NTN 4T-2689/2631, Ø28.575×66.421×25.433 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti a rulli conici
Dimensioni
Ø 28,575 × 66,421 × 25,433 mm
d28,575Ø foro (mm)
×
D66,421Ø esterno (mm)
×
B25,433Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Internal diameter | 28,575 mm |
| D - External diameter | 66,421 mm |
| B - Bearing/Inner ring width | 25,433 mm |
| C - Outer ring width | 19,05 mm |
| T - Total width | 23,812 mm |
| d1 - External diameter inner ring | 45 mm |
| a - Charge load application point | 14,512 mm |
| Mass | 0,363 kg |
| C - Dynamic load | 71500000 mN |
| C0 - Static load | 72500000 mN |
| Cu - Fatigue limit load | 8800000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.25 |
| Y0 - Static axial load coefficient | 1.3 |
| Y2 - Upper axial load coefficient | 2.36 |
| N lim - Oil lubrication limit speed | 49200 °/s |
| N lim - Grease lubrication limit speed | 37200 °/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 | 36 mm |
| Da max - Max shoulder diameter OR | 58 mm |
| Db min - Min OR shoulder diameter | 60 mm |
| ra max - Max fillet radius | 1,3 mm |
| r1a - Max fillet radius | 1,3 mm |
| Cone designation | 4T-2689 |
| Cup designation | 4T-2631 |
Prodotti correlati
NTN 4T-2689/2631