SNR
Roulements rigides à billes 4204A
Roulement SNR 4204A, Ø20×47×18 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements rigides à billes
Dimensions
Ø 20 × 47 × 18 mm
d20Ø alésage (mm)
×
D47Ø extérieur (mm)
×
B18Largeur (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 | 18 mm |
| d1 - External diameter inner ring | 30,25 mm |
| D1 - Inner diameter outer ring | 38,8 mm |
| rs - Min fillet radius | 1 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,14 kg |
| C - Dynamic load | 17800000 mN |
| C0 - Static load | 12700000 mN |
| Cu - Fatigue limit load | 740000 mN |
| f0 - Coefficient | 13.8 |
| N ref - Reference thermal speed | 78000 °/s |
| N lim - Mechanical Limit Speed | 84000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 3,568 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 5,432 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,396 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,311 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,622 Hz |
| da min - Min shoulder diameter IR | 26 mm |
| Da max - Max shoulder diameter OR | 41 mm |
| ra max - Max shaft & housing fillet radius | 1 mm |
Produits associés
SNR 4204A