NTN
Roulements à aiguilles RNA6912R
Roulement NTN RNA6912R. Demandez un devis — expédition dans le monde entier.
Type Roulements à aiguilles
Dimensions
Ø 0 × 85 × 0 mm
d0Ø alésage (mm)
×
D85Ø extérieur (mm)
×
B0Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| Fw - Under rollers diameter | 68 mm |
| D - External diameter | 85 mm |
| C - Width of bearing, drawn cup or outer ring | 45 mm |
| rs - Min fillet radius | 1 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 3,5 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,488 kg |
| Cr - Dynamic load rating | 95500000 mN |
| C0r - Static load rating | 191000000 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 |
| Da max - Max shoulder diameter OR | 80 mm |
| ras max - Max shaft & housing fillet radius | 1 mm |
Produits associés
NTN RNA6912R