Bearing NA4956 (NTN)

Needle roller bearings NA4956

Bearing number : NA4956

Size (mm) : 280x380x100

Brand : NTN

Bore Diameter (mm) : 280

Outer Diameter (mm) : 380

Width (mm) : 100

Bearing dimensions and specification in NTN catalogue:

d - 280 mm

F - 310 mm

D - 380 mm

B - 100 mm

C - 100 mm

r min. - 2,1 mm

s - 2,5 mm

da min. - 291 mm

Da max. - 369 mm

ra max. - 2 mm

Weight - 27,5 Kg

Basic dynamic load rating (C) - 835 kN

Basic static load rating (C0) - 2030 kN

(Grease) Lubrication Speed - 850 r/min

(Oil) Lubrication Speed - 1 300 r/min

Designation

Bore Dia, mm

Outer Dia, mm: