Bearing NA 4948 (IKO)

Needle roller bearings NA 4948

Bearing number : NA 4948

Size (mm) : 260x320x80

Brand : IKO

Bore Diameter (mm) : 260

Outer Diameter (mm) : 320

Width (mm) : 80

Bearing dimensions and specification in IKO catalogue:

d - 260 mm

Fw - 265 mm

D - 320 mm

B - 80 mm

C - 80 mm

r min. - 2,1 mm

da min. - 251 mm

da max - 262 mm

Da max. - 309 mm

S - 4 mm

Weight - 31,1 Kg

Basic dynamic load rating (C) - 565 kN

Basic static load rating (C0) - 1320 kN

Limiting speed - 1 300 r/min

Designation

Bore Dia, mm

Outer Dia, mm: