NTN

Cuscinetti a rullini RNA4940

Cuscinetto NTN RNA4940, Ø225×280×80 mm. Richiedi offerta — spedizione in tutto il mondo.

Codice: RNA4940
Tipo Cuscinetti a rullini
Dimensioni Ø 225 × 280 × 80 mm
d225Ø foro (mm)
×
D280Ø esterno (mm)
×
B80Larghezza (mm)
Tutti i cuscinetti 225×280×80 mm Confronta tutte le marche con questa misura
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Disponibile

Specifiche tecniche

BrandNTN
Fw - Under rollers diameter225 mm
D - External diameter280 mm
C - Width of bearing, drawn cup or outer ring80 mm
rs - Min fillet radius2,1 mm
Lubrication hole on outer ringOui/Yes
k - Hole diameter4 mm
Radial clearance classCN
Precision classP0
Mass7,2 kg
Cr - Dynamic load rating505000000 mN
C0r - Static load rating1180000000 mN
N lim - Grease lubrication limit speed7200 °/s
N lim - Oil lubrication limit speed10800 °/s
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
Da max - Max shoulder diameter OR269 mm
ras max - Max shaft & housing fillet radius2 mm
NTN RNA4940