NTN

Cuscinetti obliqui a sfere 7904UCG/GNP42

Cuscinetto NTN 7904UCG/GNP42, Ø20×37×9 mm. Richiedi offerta — spedizione in tutto il mondo.

Codice: 7904UCG/GNP42
Tipo Cuscinetti obliqui a sfere
Dimensioni Ø 20 × 37 × 9 mm
d20Ø foro (mm)
×
D37Ø esterno (mm)
×
B9Larghezza (mm)
Tutti i cuscinetti 20×37×9 mm Confronta tutte le marche con questa misura
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Specifiche tecniche

BrandNTN
d - Internal diameter20 mm
D - External diameter37 mm
B - Bearing/Inner ring width9 mm
d1 - External diameter inner ring25,9 mm
d2 - External diameter inner ring24,7 mm
D1 - Inner diameter outer ring31,1 mm
D2 - Inner diameter outer ring33,6 mm
a - Charge load application point8,3 mm
α - Contact angle15 °
rs - Min fillet radius0,3 mm
r1s - Min fillet radius0,15 mm
Precision classP42
Mass0,04 kg
C - Dynamic load8450000 mN
C0 - Static load4900000 mN
f0 - Coefficient14.9
N lim - Oil lubrication limit speed394799,999 °/s
N lim - Grease lubrication limit speed246600 °/s
Preload levelGN
Preload value49000 mN
Axial rigidity33,9 N/µm
Radial rigidity181,3 N/µm
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
da min - Min shoulder diameter IR22,5 mm
Da max - Max shoulder diameter OR34,5 mm
Db max - Max OR shoulder diameter35,8 mm
r1a - Max fillet radius0,15 mm
ra max - Max shaft & housing fillet radius0,3 mm
NTN 7904UCG/GNP42