NTN
Cuscinetti a rulli conici 4T-21075/21212
Cuscinetto NTN 4T-21075/21212, Ø19.05×53.975×21.839 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti a rulli conici
Dimensioni
Ø 19,05 × 53,975 × 21,839 mm
d19,05Ø foro (mm)
×
D53,975Ø esterno (mm)
×
B21,839Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Internal diameter | 19,05 mm |
| D - External diameter | 53,975 mm |
| B - Bearing/Inner ring width | 21,839 mm |
| C - Outer ring width | 15,875 mm |
| T - Total width | 22,225 mm |
| d1 - External diameter inner ring | 36,2 mm |
| a - Charge load application point | 16,625 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 2,3 mm |
| Mass | 0,248 kg |
| C - Dynamic load | 44500000 mN |
| C0 - Static load | 39000000 mN |
| Cu - Fatigue limit load | 4750000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.59 |
| Y0 - Static axial load coefficient | 0.56 |
| Y2 - Upper axial load coefficient | 1.02 |
| N lim - Oil lubrication limit speed | 66000 °/s |
| N lim - Grease lubrication limit speed | 48000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 26 mm |
| db min - Min IR shoulder diameter | 31,5 mm |
| Da max - Max shoulder diameter OR | 43 mm |
| Db min - Min OR shoulder diameter | 50 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 2,3 mm |
| Cone designation | 4T-21075 |
| Cup designation | 4T-21212 |
Prodotti correlati
NTN 4T-21075/21212