NTN
Roulements à rouleaux cylindriques NJ308C3
Roulement NTN NJ308C3, Ø40×90×23 mm, jeu C3. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux cylindriques
Dimensions
Ø 40 × 90 × 23 mm
d40Ø alésage (mm)
×
D90Ø extérieur (mm)
×
B23Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 40 mm |
| D - External diameter | 90 mm |
| B - Bearing/Inner ring width | 23 mm |
| E - Upper roller diameter | 77,5 mm |
| F - Under roller diameter | 53,5 mm |
| d1 - IR flange outer diameter | 58,4 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 1,5 mm |
| Radial clearance class | C3 |
| Mass | 0,673 kg |
| C - Dynamic load | 65000000 mN |
| C0 - Static load | 57000000 mN |
| Cu - Fatigue limit load | 6950000 mN |
| N lim - Oil lubrication limit speed | 56400 °/s |
| N lim - Grease lubrication limit speed | 48000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 48 mm |
| da max - Small face shoulder max diameter | 51 mm |
| dc min - Min inner ring GO diameter | 60 mm |
| Da max - Max shoulder diameter OR | 82 mm |
| ra max - Max fillet radius | 1,5 mm |
NTN NJ308C3