SKF 71911ACD/HCP4AL bearing

Bearing 71911 ACD/HCP4AL Bearing 71911 ACD/HCP4AL

SKF 71911ACD/HCP4AL bearing, Size: 55x80x13. SKF 71911ACD/HCP4AL are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings, super-precision 71911 ACD/HCP4AL

Bearing number : 71911 ACD/HCP4AL

Size (mm) : 55x80x13

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 80

Width (mm) : 13

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 80 mm

B - 13 mm

d1 - 62.7 mm

d2 - 62.7 mm

D1 - 72.3 mm

b - 2.2 mm

C1 - 6.5 mm

C2 - 3.2 mm

C3 - 2 mm

r1,2 - min. - 1 mm

r3,4 - min. - 0.3 mm

a - 22.4 mm

da - min. - 59.6 mm

db - min. - 59.6 mm

Da - max. - 75.4 mm

Db - max. - 78 mm

ra - max. - 1 mm

rb - max. - 0.3 mm

dn - 64.7 mm

Basic dynamic load rating - C - 18.2 kN

Basic static load rating - C0 - 13.7 kN

Fatigue load limit - Pu - 0.585 kN

Limiting speed for grease lubrication - 17000 r/min

Limiting speed for oil lubrication - 28000 mm/min

Ball - Dw - 7.938 mm

Ball - z - 23

Gref - 2.49 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 - 120 N

Preload class B - GB - 240 N

Preload class C - GC - 480 N

Preload class D - GD - 960 N

Calculation factor - f - 1.15

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.07

Calculation factor - f2C - 1.12

Calculation factor - f2D - 1.17

Calculation factor - fHC - 1.04

Preload class A - 137 N/micron

Preload class B - 179 N/micron

Preload class C - 234 N/micron

Preload class D - 312 N/micron

Mass bearing - 0.152 kg

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E-mail: [email protected]

Contact Details: ROOM 19/F AiLeiw 532, Basheki.sepwer.Hong Kong

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