NTN

Cuscinetti a rullini RNA4936

Cuscinetto NTN RNA4936, Ø205×250×69 mm. Richiedi offerta — spedizione in tutto il mondo.

Codice: RNA4936
Tipo Cuscinetti a rullini
Dimensioni Ø 205 × 250 × 69 mm
d205Ø foro (mm)
×
D250Ø esterno (mm)
×
B69Larghezza (mm)
Tutti i cuscinetti 205×250×69 mm Confronta tutte le marche con questa misura
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Disponibile

Specifiche tecniche

BrandNTN
Fw - Under rollers diameter205 mm
D - External diameter250 mm
C - Width of bearing, drawn cup or outer ring69 mm
rs - Min fillet radius2 mm
Lubrication hole on outer ringOui/Yes
k - Hole diameter4 mm
Radial clearance classCN
Precision classP0
Mass4,48 kg
Cr - Dynamic load rating375000000 mN
C0r - Static load rating890000000 mN
N lim - Grease lubrication limit speed7800 °/s
N lim - Oil lubrication limit speed12000 °/s
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
Da max - Max shoulder diameter OR241 mm
ras max - Max shaft & housing fillet radius2 mm
NTN RNA4936