SKF 71902ACE/HCP4AH bearing

Bearing 71902 ACE/HCP4AH Bearing 71902 ACE/HCP4AH

Angular contact ball bearings, super-precision 71902 ACE/HCP4AH

Bearing number : 71902 ACE/HCP4AH

Size (mm) : 15x28x7

Brand : SKF

Bore Diameter (mm) : 15

Outer Diameter (mm) : 28

Width (mm) : 7

Bearing dimensions and specification in SKF catalogue:

d - 15 mm

D - 28 mm

B - 7 mm

d1 - 19.1 mm

d2 - 18.1 mm

D1 - 23.9 mm

K - 0.5 mm

C1 - 4.3 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 9.1 mm

da - min. - 17 mm

db - min. - 17 mm

Da - max. - 26 mm

Db - max. - 27.2 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 20 mm

Basic dynamic load rating - C - 3 kN

Basic static load rating - C0 - 1.3 kN

Fatigue load limit - Pu - 0.057 kN

Limiting speed for grease lubrication - 83000 r/min

Limiting speed for oil lubrication - 127000 mm/min

Ball - Dw - 3.969 mm

Ball - z - 12

Gref - 0.2 cm3

Calculation factor - e - 0.68

Calculation factor - Y2 - 0.87

Calculation factor - Y0 - 0.38

Calculation factor - X2 - 0.41

Calculation factor - Y1 - 0.92

Calculation factor - Y2 - 1.41

Calculation factor - Y0 - 0.76

Calculation factor - X2 - 0.67

Preload class A - GA - 28 N

Preload class B - GB - 84 N

Preload class C - GC - 170 N

Calculation factor - f - 1.04

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.08

Calculation factor - fHC - 1.01

Preload class A - 37 N/micron

Preload class B - 56 N/micron

Preload class C - 74 N/micron

Mass bearing - 0.013 kg