Bearing NA4844 (NSK)

Needle roller bearings NA4844

Bearing number : NA4844

Size (mm) : 220x270x50

Brand : NSK

Bore Diameter (mm) : 220

Outer Diameter (mm) : 270

Width (mm) : 50

Bearing dimensions and specification in NSK catalogue:

d - 220 mm

Fw - 240 mm

D - 270 mm

B - 50 mm

C - 50 mm

r min. - 1,5 mm

da min. - 228 mm

Da max. - 262 mm

ra max. - 1,5 mm

Weight - 6,45 Kg

Basic dynamic load rating (C) - 286 kN

Basic static load rating (C0) - 805 kN

(Grease) Lubrication Speed - 1000 r/min

(Oil) Lubrication Speed - 1700 r/min

Limiting speed - 1700 r/min

Designation

Bore Dia, mm

Outer Dia, mm: