SNR

Cuscinetti obliqui a sfere 7008HVUJ74

Cuscinetto SNR 7008HVUJ74, Ø40×68×15 mm. Richiedi offerta — spedizione in tutto il mondo.

Codice: 7008HVUJ74
Tipo Cuscinetti obliqui a sfere
Dimensioni Ø 40 × 68 × 15 mm
d40Ø foro (mm)
×
D68Ø esterno (mm)
×
B15Larghezza (mm)
Tutti i cuscinetti 40×68×15 mm Confronta tutte le marche con questa misura
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Specifiche tecniche

BrandSNR
d - Internal diameter40 mm
D - External diameter68 mm
B - Bearing/Inner ring width15 mm
d1 - External diameter inner ring49,2 mm
D1 - Inner diameter outer ring59 mm
D2 - Inner diameter outer ring62,7 mm
a - Charge load application point20 mm
α - Contact angle25 °
rs - Min fillet radius1 mm
r1s - Min fillet radius0,6 mm
Precision classP4
Mass0,185 kg
C - Dynamic load20200000 mN
C0 - Static load16000000 mN
Cu - Fatigue limit load910000 mN
f0 - Coefficient15.579
Axial displacement K Factor0.6
Preload level7
Preload value180000 mN
Axial rigidity131 N/µm
Radial rigidity278 N/µm
Tmin - Min operating temperature243,15 °K
Tmax - Max operating temperature393,15 °K
N lim - Oil lubrication limit speed180000 °/s
N lim - Grease lubrication limit speed117000 °/s
BPFO - Over rolling frequency on outer ring (60 rpm)7,801 Hz
BPFI - Over rolling frequency on inner (60 rpm)10,199 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,682 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,341 Hz
FTF - Rotational frequency - cage (60 rpm)0,433 Hz
da min - Min shoulder diameter IR45,5 mm
db min - Min IR shoulder diameter45,5 mm
Da max - Max shoulder diameter OR62,5 mm
Db max - Max OR shoulder diameter62,5 mm
r1a - Max fillet radius0,6 mm
ra max - Max shaft & housing fillet radius1 mm
SNR 7008HVUJ74