NTN 7911DB bearing

55x80x13

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Angular contact ball bearings 7911DB

Bearing number : 7911DB

Size (mm) : 55x80x13

Brand : NTN

Bore Diameter (mm) : 55

Outer Diameter (mm) : 80

Width (mm) : 13

Bearing dimensions and specification in NTN catalogue:

d - 55 mm

D - 80 mm

B - 13 mm

C - 13 mm

ra1 max. - 0,6 mm

Angle (α) - 25 °

a - 26 mm

r min. - 1 mm

r1 min. - 0,6 mm

2B - 26 mm

da min. - 60,5 mm

ra max. - 1 mm

Db max - 75,5 mm

Weight - 0,428 Kg

Basic dynamic load rating (C) - 28,1 kN

Basic static load rating (C0) - 32 kN

(Grease) Lubrication Speed - 6 700 r/min

(Oil) Lubrication Speed - 8 900 r/min

Bearing 7911DB

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