Bearing RB4928 (NACHI)

Cylindrical roller bearings RB4928

Bearing number : RB4928

Size (mm) : 140x190x50

Brand : NACHI

Bore Diameter (mm) : 140

Outer Diameter (mm) : 190

Width (mm) : 50

Bearing dimensions and specification in NACHI catalogue:

d - 140 mm

D - 190 mm

B - 50 mm

C - 50 mm

d1 - 159 mm

r min. - 1.5 mm

D1 - 171 mm

da min. - 150 mm

Da max. - 180 mm

ra max. - 1.5 mm

Weight - 4.20 Kg

Basic dynamic load rating (C) - 271 kN

Basic static load rating (C0) - 595 kN

(Grease) Lubrication Speed - 700 r/min

(Oil) Lubrication Speed - 1400 r/min

Designation

Bore Dia, mm

Outer Dia, mm: