Bearing NNU4948K (KOYO)

Cylindrical roller bearings NNU4948K

Bearing number : NNU4948K

Size (mm) : 240x320x80

Brand : KOYO

Bore Diameter (mm) : 240

Outer Diameter (mm) : 320

Width (mm) : 80

Bearing dimensions and specification in KOYO catalogue:

d - 240 mm

Fw - 263 mm

D - 320 mm

B - 80 mm

C - 80 mm

r min. - 2,1 mm

da min. - 251 mm

da max - 260 mm

Da max. - 309 mm

db min - 269 mm

ra max. - 2 mm

Weight - 17,2 Kg

Basic dynamic load rating (C) - 588 kN

Basic static load rating (C0) - 1340 kN

(Grease) Lubrication Speed - 1600 r/min

(Oil) Lubrication Speed - 1900 r/min

Designation

Bore Dia, mm

Outer Dia, mm: