SNR
Roulements à billes à contact oblique 3204A
Roulement SNR 3204A, Ø20×47×20.6 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à billes à contact oblique
Dimensions
Ø 20 × 47 × 20,6 mm
d20Ø alésage (mm)
×
D47Ø extérieur (mm)
×
B20,6Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | SNR |
| d - Internal diameter | 20 mm |
| D - External diameter | 47 mm |
| B - Bearing/Inner ring width | 20,6 mm |
| d1 - External diameter inner ring | 28,7 mm |
| D1 - Inner diameter outer ring | 38,7 mm |
| a - Charge load application point | 24,1 mm |
| α - Contact angle | 25 ° |
| rs - Min fillet radius | 1 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,147 kg |
| C - Dynamic load | 19100000 mN |
| C0 - Static load | 12400000 mN |
| Cu - Fatigue limit load | 810000 mN |
| f0 - Coefficient | 13.6 |
| N ref - Reference thermal speed | 72000 °/s |
| N lim - Mechanical Limit Speed | 90000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 3,141 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 4,859 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,026 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,013 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,393 Hz |
| da min - Min shoulder diameter IR | 25 mm |
| Da max - Max shoulder diameter OR | 42 mm |
| ra max - Max shaft & housing fillet radius | 1 mm |
Produits associés
SNR 3204A