NTN
Roulements à rouleaux coniques 4T-M12649/M12610
Roulement NTN 4T-M12649/M12610, Ø21.43×50.005×18.288 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 21,43 × 50,005 × 18,288 mm
d21,43Ø alésage (mm)
×
D50,005Ø extérieur (mm)
×
B18,288Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 21,43 mm |
| D - External diameter | 50,005 mm |
| B - Bearing/Inner ring width | 18,288 mm |
| C - Outer ring width | 13,97 mm |
| T - Total width | 17,526 mm |
| d1 - External diameter inner ring | 34,5 mm |
| a - Charge load application point | 11,126 mm |
| Mass | 0,169 kg |
| C - Dynamic load | 42000000 mN |
| C0 - Static load | 39000000 mN |
| Cu - Fatigue limit load | 4750000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.28 |
| Y0 - Static axial load coefficient | 1.19 |
| Y2 - Upper axial load coefficient | 2.16 |
| 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 | 25,5 mm |
| db min - Min IR shoulder diameter | 29 mm |
| Da max - Max shoulder diameter OR | 44 mm |
| Db min - Min OR shoulder diameter | 46 mm |
| ra max - Max fillet radius | 1,3 mm |
| r1a - Max fillet radius | 1,3 mm |
| Cone designation | 4T-M12649 |
| Cup designation | 4T-M12610 |
Produits associés
NTN 4T-M12649/M12610