Bearing 7311BDT (NTN)

Angular contact ball bearings 7311BDT

Bearing number : 7311BDT

Size (mm) : 55x120x29

Brand : NTN

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 29

Bearing dimensions and specification in NTN catalogue:

d - 55 mm

D - 120 mm

B - 29 mm

ra1 max. - 1 mm

Angle (α) - 40 °

a - 52 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 58 mm

da min. - 65 mm

Da max. - 110 mm

db min - 60,5 mm

ra max. - 2 mm

Db max - 114,5 mm

Weight - 2,84 Kg

Basic dynamic load rating (C) - 128 kN

Basic static load rating (C0) - 113 kN

(Grease) Lubrication Speed - 4 500 r/min

(Oil) Lubrication Speed - 5 900 r/min

Designation

Bore Dia, mm

Outer Dia, mm: