SKF 708ACE/P4A bearing

Bearing 708 ACE/P4A Bearing 708 ACE/P4A

SKF 708ACE/P4A bearing, Size: 8x22x7. SKF 708ACE/P4A 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 708 ACE/P4A

Bearing number : 708 ACE/P4A

Size (mm) : 8x22x7

Brand : SKF

Bore Diameter (mm) : 8

Outer Diameter (mm) : 22

Width (mm) : 7

Bearing dimensions and specification in SKF catalogue:

d - 8 mm

D - 22 mm

B - 7 mm

d1 - 12.1 mm

d2 - 11.5 mm

D1 - 17.9 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 7.1 mm

da - min. - 10 mm

db - min. - 10 mm

Da - max. - 20 mm

Db - max. - 20.6 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 13.3 mm

Basic dynamic load rating - C - 2.3 kN

Basic static load rating - C0 - 0.765 kN

Fatigue load limit - Pu - 0.032 kN

Limiting speed for grease lubrication - 98000 r/min

Limiting speed for oil lubrication - 150000 mm/min

Ball - Dw - 3.969 mm

Ball - z - 8

Gref - 0.17 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 - 20 N

Preload class B - GB - 60 N

Preload class C - GC - 120 N

Calculation factor - f - 1.02

Calculation factor - f1 - 0.99

Calculation factor - f2A - 1

Calculation factor - f2B - 1.03

Calculation factor - f2C - 1.06

Calculation factor - fHC - 1

Preload class A - 23 N/micron

Preload class B - 34 N/micron

Preload class C - 45 N/micron

Mass bearing - 0.012 kg

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E-mail: [email protected]

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

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