Bearing 7238DB (NACHI)

Angular contact ball bearings 7238DB

Bearing number : 7238DB

Size (mm) : 190x340x55

Brand : NACHI

Bore Diameter (mm) : 190

Outer Diameter (mm) : 340

Width (mm) : 55

Bearing dimensions and specification in NACHI catalogue:

d - 190 mm

D - 340 mm

B - 55 mm

C - 55 mm

Angle (α) - 30 °

a - 49.0 mm

r min. - 4 mm

r1 min. - 1.5 mm

2B - 110 mm

da min. - 199 mm

Da max. - 331 mm

ra max. - 1.5 mm

Weight - 21.5 Kg

Basic dynamic load rating (C) - 510 kN

Basic static load rating (C0) - 825 kN

(Grease) Lubrication Speed - 1300 r/min

(Oil) Lubrication Speed - 1700 r/min

Designation

Bore Dia, mm

Outer Dia, mm: