SNR

Roulements à rotule sur billes 2214

Roulement SNR 2214, Ø70×125×31 mm. Demandez un devis — expédition dans le monde entier.

Code: 2214
Type Roulements à rotule sur billes
Dimensions Ø 70 × 125 × 31 mm
d70Ø alésage (mm)
×
D125Ø extérieur (mm)
×
B31Largeur (mm)
Tous les roulements 70×125×31 mm Comparez toutes les marques à cette dimension
Demande de devis
En stock

Spécifications techniques

BrandSNR
d - Internal diameter70 mm
D - External diameter125 mm
B - Bearing/Inner ring width31 mm
d1 - External diameter inner ring87,7 mm
D1 - Inner diameter outer ring108,1 mm
rs - Min fillet radius1,5 mm
Radial clearance classCN
Precision classP0
Mass1,55 kg
C - Dynamic load43900000 mN
C0 - Static load17100000 mN
Cu - Fatigue limit load780000 mN
e - Coefficient0.27
Y0 - Static axial load coefficient2.48
Y1 - Lower axial load coefficient2.36
Y2 - Upper axial load coefficient3.66
N ref - Reference thermal speed36000 °/s
N lim - Mechanical Limit Speed40200 °/s
Tmin - Min operating temperature233,15 °K
Tmax - Max operating temperature393,15 °K
BPFO - Over rolling frequency on outer ring (60 rpm)8,205 Hz
BPFI - Over rolling frequency on inner (60 rpm)10,795 Hz
BSF - Over rolling frequency on rolling element (60 rpm)7,088 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,544 Hz
FTF - Rotational frequency - cage (60 rpm)0,432 Hz
da min - Min shoulder diameter IR78 mm
Da max - Max shoulder diameter OR117 mm
ra max - Max shaft & housing fillet radius1,5 mm
SNR 2214