Bearing NNU4928K (KOYO)

Cylindrical roller bearings NNU4928K

Bearing number : NNU4928K

Size (mm) : 140x190x50

Brand : KOYO

Bore Diameter (mm) : 140

Outer Diameter (mm) : 190

Width (mm) : 50

Bearing dimensions and specification in KOYO catalogue:

d - 140 mm

Fw - 156 mm

D - 190 mm

B - 50 mm

C - 50 mm

r min. - 1,5 mm

da min. - 148 mm

da max - 153,5 mm

Da max. - 182 mm

db min - 158 mm

ra max. - 1,5 mm

Weight - 3,97 Kg

Basic dynamic load rating (C) - 222 kN

Basic static load rating (C0) - 456 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3500 r/min

Designation

Bore Dia, mm

Outer Dia, mm: