NTN
Roulements à aiguilles BK4020
Roulement NTN BK4020, Ø40×47×20 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à aiguilles
Dimensions
Ø 40 × 47 × 20 mm
d40Ø alésage (mm)
×
D47Ø extérieur (mm)
×
B20Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| Fw - Under rollers diameter | 40 mm |
| D - External diameter | 47 mm |
| C - Width of bearing, drawn cup or outer ring | 20 mm |
| C1 - Max drawn cup closed end thickness | 2,7 mm |
| Lubrication hole on outer ring | Non/No |
| Inner ring reference | IR35X40X20.5 |
| Mass | 0,064 kg |
| Cr - Dynamic load rating | 25900000 mN |
| C0r - Static load rating | 52500000 mN |
| N lim - Grease lubrication limit speed | 24000 °/s |
| N lim - Oil lubrication limit speed | 36000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
NTN BK4020