Bearing RC4940 (NACHI)

Cylindrical roller bearings RC4940

Bearing number : RC4940

Size (mm) : 200x280x80

Brand : NACHI

Bore Diameter (mm) : 200

Outer Diameter (mm) : 280

Width (mm) : 80

Bearing dimensions and specification in NACHI catalogue:

d - 200 mm

D - 280 mm

B - 80 mm

C - 80 mm

d1 - 231.5 mm

r min. - 2.1 mm

D1 - 251 mm

da min. - 211 mm

Da max. - 269 mm

ra max. - 2 mm

S - 3 mm

Weight - 15.7 Kg

Basic dynamic load rating (C) - 665 kN

Basic static load rating (C0) - 1500 kN

(Grease) Lubrication Speed - 500 r/min

(Oil) Lubrication Speed - 1000 r/min

Designation

Bore Dia, mm

Outer Dia, mm: