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SKF 71920ACE/P4A bearing Details:

Model: 71920ACE/P4A Brand: SKF Bearing status: Original
Delivery time: 5-7 Days Inventory: Enough
Bearing 71920 ACE/P4A Bearing 71920 ACE/P4A

Angular contact ball bearings, super-precision 71920 ACE/P4A

Bearing number : 71920 ACE/P4A

Size (mm) : 100x140x20

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 140

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 140 mm

B - 20 mm

d1 - 112.4 mm

d2 - 109 mm

D1 - 127.51 mm

r1,2 - min. - 1.1 mm

r3,4 - min. - 0.6 mm

a - 39.2 mm

da - min. - 106 mm

db - min. - 103.2 mm

Da - max. - 134 mm

Db - max. - 136.8 mm

ra - max. - 1 mm

rb - max. - 0.6 mm

dn - 115.4 mm

Basic dynamic load rating - C - 36.4 kN

Basic static load rating - C0 - 30 kN

Fatigue load limit - Pu - 1.1 kN

Limiting speed for grease lubrication - 11500 r/min

Limiting speed for oil lubrication - 18000 mm/min

Ball - Dw - 12.7 mm

Ball - z - 24

Gref - 10 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 - 332 N

Preload class B - GB - 996 N

Preload class C - GC - 1990 N

Calculation factor - f - 1.18

Calculation factor - f1 - 0.99

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.07

Calculation factor - fHC - 1

Preload class A - 187 N/micron

Preload class B - 280 N/micron

Preload class C - 367 N/micron

Mass bearing - 0.77 kg

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