SNR

Cuscinetti orientabili a sfere 1209

Cuscinetto SNR 1209, Ø45×85×19 mm. Richiedi offerta — spedizione in tutto il mondo.

Codice: 1209
Tipo Cuscinetti orientabili a sfere
Dimensioni Ø 45 × 85 × 19 mm
d45Ø foro (mm)
×
D85Ø esterno (mm)
×
B19Larghezza (mm)
Tutti i cuscinetti 45×85×19 mm Confronta tutte le marche con questa misura
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Specifiche tecniche

BrandSNR
d - Internal diameter45 mm
D - External diameter85 mm
B - Bearing/Inner ring width19 mm
d1 - External diameter inner ring57,7 mm
D1 - Inner diameter outer ring72,1 mm
rs - Min fillet radius1,1 mm
Radial clearance classCN
Precision classP0
Mass0,464 kg
C - Dynamic load21500000 mN
C0 - Static load7300000 mN
Cu - Fatigue limit load330000 mN
e - Coefficient0.21
Y0 - Static axial load coefficient3.12
Y1 - Lower axial load coefficient2.98
Y2 - Upper axial load coefficient4.6
N ref - Reference thermal speed48600 °/s
N lim - Mechanical Limit Speed66000 °/s
Tmin - Min operating temperature233,15 °K
Tmax - Max operating temperature393,15 °K
BPFO - Over rolling frequency on outer ring (60 rpm)6,828 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,172 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,612 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,306 Hz
FTF - Rotational frequency - cage (60 rpm)0,427 Hz
da min - Min shoulder diameter IR51,5 mm
Da max - Max shoulder diameter OR78,5 mm
ra max - Max shaft & housing fillet radius1 mm
SNR 1209