NTN
Cuscinetti a rulli conici 4T-320/28X
Cuscinetto NTN 4T-320/28X, Ø28×52×16 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti a rulli conici
Dimensioni
Ø 28 × 52 × 16 mm
d28Ø foro (mm)
×
D52Ø esterno (mm)
×
B16Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Internal diameter | 28 mm |
| D - External diameter | 52 mm |
| B - Bearing/Inner ring width | 16 mm |
| C - Outer ring width | 12 mm |
| T - Total width | 16 mm |
| d1 - External diameter inner ring | 40,5 mm |
| a - Charge load application point | 12,5 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 1 mm |
| Mass | 0,146 kg |
| ISO 355 reference | T4CC028 |
| C - Dynamic load | 37000000 mN |
| C0 - Static load | 40500000 mN |
| Cu - Fatigue limit load | 4950000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.43 |
| Y0 - Static axial load coefficient | 0.77 |
| Y2 - Upper axial load coefficient | 1.39 |
| N lim - Oil lubrication limit speed | 58200 °/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 | 33 mm |
| db min - Min IR shoulder diameter | 33,5 mm |
| Da min - Min shoulder diameter OR | 45 mm |
| Da max - Max shoulder diameter OR | 46,5 mm |
| Db min - Min OR shoulder diameter | 49 mm |
| Ca - Min clearance | 3 mm |
| Cb - Min clearance | 4 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 1 mm |
NTN 4T-320/28X