Bearing NA4844 (NTN)

Needle roller bearings NA4844

Bearing number : NA4844

Size (mm) : 220x270x50

Brand : NTN

Bore Diameter (mm) : 220

Outer Diameter (mm) : 270

Width (mm) : 50

Bearing dimensions and specification in NTN catalogue:

d - 220 mm

F - 240 mm

D - 270 mm

B - 50 mm

C - 50 mm

r min. - 1,5 mm

s - 1,5 mm

da min. - 228 mm

Da max. - 262 mm

ra max. - 1,5 mm

Weight - 6,37 Kg

Basic dynamic load rating (C) - 244 kN

Basic static load rating (C0) - 780 kN

(Grease) Lubrication Speed - 1 100 r/min

(Oil) Lubrication Speed - 1 700 r/min

Designation

Bore Dia, mm

Outer Dia, mm: