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SKF 71920ACD/P4AL bearing Details:

Model: 71920ACD/P4AL Brand: SKF Bearing status: Original
Delivery time: 5-7 Days Inventory: Enough
Bearing 71920 ACD/P4AL Bearing 71920 ACD/P4AL

Angular contact ball bearings, super-precision 71920 ACD/P4AL

Bearing number : 71920 ACD/P4AL

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 - 112.3 mm

d2 - 112.3 mm

D1 - 127.7 mm

b - 2.3 mm

C1 - 10.9 mm

C2 - 4 mm

C3 - 3.3 mm

r1,2 - min. - 1.1 mm

r3,4 - min. - 0.6 mm

a - 38.1 mm

da - min. - 106 mm

db - min. - 106 mm

Da - max. - 134 mm

Db - max. - 136 mm

ra - max. - 1 mm

rb - max. - 0.6 mm

dn - 115.6 mm

Basic dynamic load rating - C - 57.2 kN

Basic static load rating - C0 - 63 kN

Fatigue load limit - Pu - 2.4 kN

Limiting speed for grease lubrication - 8000 r/min

Limiting speed for oil lubrication - 13000 mm/min

Ball - Dw - 12.7 mm

Ball - z - 26

Gref - 10.5 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 - 360 N

Preload class B - GB - 720 N

Preload class C - GC - 1440 N

Preload class D - GD - 2880 N

Calculation factor - f - 1.23

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.08

Calculation factor - f2D - 1.14

Calculation factor - fHC - 1

Preload class A - 255 N/micron

Preload class B - 336 N/micron

Preload class C - 449 N/micron

Preload class D - 613 N/micron

Mass bearing - 0.8 kg

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