Bearing RB4938 (NACHI)

Cylindrical roller bearings RB4938

Bearing number : RB4938

Size (mm) : 190x260x69

Brand : NACHI

Bore Diameter (mm) : 190

Outer Diameter (mm) : 260

Width (mm) : 69

Bearing dimensions and specification in NACHI catalogue:

d - 190 mm

D - 260 mm

B - 69 mm

C - 69 mm

d1 - 216 mm

r min. - 2 mm

D1 - 233 mm

da min. - 201 mm

Da max. - 249 mm

ra max. - 2 mm

Weight - 11.2 Kg

Basic dynamic load rating (C) - 565 kN

Basic static load rating (C0) - 1290 kN

(Grease) Lubrication Speed - 500 r/min

(Oil) Lubrication Speed - 1000 r/min

Designation

Bore Dia, mm

Outer Dia, mm: