NTN
Roulements à aiguilles RNA0-55X68X20
Roulement NTN RNA0-55X68X20. Demandez un devis — expédition dans le monde entier.
Type Roulements à aiguilles
Dimensions
Ø 0 × 68 × 0 mm
d0Ø alésage (mm)
×
D68Ø extérieur (mm)
×
B0Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| Fw - Under rollers diameter | 55 mm |
| D - External diameter | 68 mm |
| C - Width of bearing, drawn cup or outer ring | 20 mm |
| E - Upper roller diameter | 60 mm |
| rs - Min fillet radius | 0,6 mm |
| Lubrication hole on outer ring | Non/No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,166 kg |
| Cr - Dynamic load rating | 28800000 mN |
| C0r - Static load rating | 66500000 mN |
| N lim - Grease lubrication limit speed | 28800 °/s |
| N lim - Oil lubrication limit speed | 45000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| db - Shoulder diameter IR | 59,4 mm |
| Da max - Max shoulder diameter OR | 64 mm |
| Db - OR smooth shaft shoulder diameter | 55,8 mm |
| ras max - Max shaft & housing fillet radius | 0,6 mm |
Produits associés
NTN RNA0-55X68X20