SKF 71808 ACD/P4 Bearings

Model No : 71808 ACD/P4
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SKF 71808 ACD/P4 Bearing | Angular contact ball bearings

Bearing 71808 ACD/P4Bearing 71808 ACD/P4

Bearing number : 71808 ACD/P4

Size (mm) : 40x52x7

Brand : SKF

Bore Diameter (mm) : 40

Outer Diameter (mm) : 52

Width (mm) : 7

Bearing dimensions and specification in SKF catalogue:

d - 40 mm

D - 52 mm

B - 7 mm

d1 - 44.1 mm

d2 - 44.1 mm

D1 - 48.1 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 14.3 mm

da - min. - 42 mm

db - min. - 42 mm

Da - max. - 50 mm

Db - max. - 51.2 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 44.5 mm

Basic dynamic load rating - C - 4.5 kN

Basic static load rating - C0 - 4.6 kN

Fatigue load limit - Pu - 0.196 kN

Limiting speed for grease lubrication - 22000 r/min

Limiting speed for oil lubrication - 34000 mm/min

Ball - Dw - 3.175 mm

Ball - z - 29

Gref - 0.31 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 - 40 N

Preload class B - GB - 120 N

Preload class C - GC - 240 N

Calculation factor - f - 1.23

Calculation factor - f1 - 0.97

Calculation factor - f2A - 1

Calculation factor - f2B - 1.08

Calculation factor - f2C - 1.15

Calculation factor - fHC - 1

Preload class A - 83 N/micron

Preload class B - 130 N/micron

Preload class C - 178 N/micron

Mass bearing - 0.031 kg

Tags :  SKF , 40x52x7

Angular contact ball bearings SKF 71808 ACD/P4 Professional Supplier Information

We are a manufacturer and supplier specializing in research, development and production of Angular contact ball bearings SKF 71808 ACD/P4 bearings.

The company's core bearings are Angular contact ball bearings SKF 71808 ACD/P4, and deep groove ball bearings, self-aligning ball bearings, self-aligning roller bearings, wheel bearings, linear bearings, bearing blocks, ceramic bearings, plastic bearings and other bearings, cylindrical roller bearings , Angular contact ball bearings, tapered roller bearings, thrust ball bearings, thrust roller bearings and needle roller bearings and other spherical plain bearings and other fine bearings.

Our Angular contact ball bearings SKF 71808 ACD/P4 bearings and other bearings are 100% compliant with the international quality standard ISO 9001 and are highly appreciated in various markets around the world.

How does Angular contact ball bearings SKF 71808 ACD/P4 work for you for a long time?

  • The installation is correct, affect the accuracy, life, performance. After installation, fill the bearing with lubricant.
  • Do not let hammer, transfer roller pressure and other strong impact
  • Use precise installation tools to avoid the use of fabrics and staple fibers
  • Lubricate the bearings to avoid rusting of high quality mineral oils, especially in summer
  • General inspection, such as ambient temperature, vibration, noise check
  • Keep the bearings clean from dust, contaminants, and moisture.
  • Bearings can not be ultra-cold.

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