SNR
Roulements à billes à contact oblique 3311A
Roulement SNR 3311A, Ø55×120×49.2 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à billes à contact oblique
Dimensions
Ø 55 × 120 × 49,2 mm
d55Ø alésage (mm)
×
D120Ø extérieur (mm)
×
B49,2Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | SNR |
| d - Internal diameter | 55 mm |
| D - External diameter | 120 mm |
| B - Bearing/Inner ring width | 49,2 mm |
| d1 - External diameter inner ring | 75,2 mm |
| D1 - Inner diameter outer ring | 98,4 mm |
| a - Charge load application point | 61,2 mm |
| α - Contact angle | 25 ° |
| rs - Min fillet radius | 2 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 2,11 kg |
| C - Dynamic load | 98600000 mN |
| C0 - Static load | 78800000 mN |
| Cu - Fatigue limit load | 4900000 mN |
| f0 - Coefficient | 13.8 |
| N ref - Reference thermal speed | 30000 °/s |
| N lim - Mechanical Limit Speed | 33000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 3,173 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 4,827 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,197 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,099 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,397 Hz |
| da min - Min shoulder diameter IR | 64 mm |
| Da max - Max shoulder diameter OR | 111 mm |
| ra max - Max shaft & housing fillet radius | 2 mm |
Produits associés
SNR 3311A