Bearing 7028DB (NACHI)

Angular contact ball bearings 7028DB

Bearing number : 7028DB

Size (mm) : 140x210x33

Brand : NACHI

Bore Diameter (mm) : 140

Outer Diameter (mm) : 210

Width (mm) : 33

Bearing dimensions and specification in NACHI catalogue:

d - 140 mm

D - 210 mm

B - 33 mm

C - 33 mm

Angle (α) - 30 °

a - 34 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 66 mm

da min. - 148 mm

Da max. - 205 mm

ra max. - 1 mm

Weight - 3.63 Kg

Basic dynamic load rating (C) - 194 kN

Basic static load rating (C0) - 265 kN

(Grease) Lubrication Speed - 1900 r/min

(Oil) Lubrication Speed - 2600 r/min

Designation

Bore Dia, mm

Outer Dia, mm: