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SKF 71928ACD/P4AL bearing

Bearing 71928 ACD/P4AL Bearing 71928 ACD/P4AL

SKF 71928ACD/P4AL, Size: 140x190x24. SKF 71928ACD/P4AL 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 71928 ACD/P4AL

Bearing number : 71928 ACD/P4AL

Size (mm) : 140x190x24

Brand : SKF

Bore Diameter (mm) : 140

Outer Diameter (mm) : 190

Width (mm) : 24

Bearing dimensions and specification in SKF catalogue:

d - 140 mm

D - 190 mm

B - 24 mm

d1 - 155.4 mm

d2 - 155.4 mm

D1 - 174.6 mm

b - 2.6 mm

C1 - 13.3 mm

C2 - 5.4 mm

C3 - 2.9 mm

r1,2 - min. - 1.5 mm

r3,4 - min. - 0.6 mm

a - 50.6 mm

da - min. - 147 mm

db - min. - 147 mm

Da - max. - 183 mm

Db - max. - 186 mm

ra - max. - 1.5 mm

rb - max. - 0.6 mm

dn - 159.5 mm

Basic dynamic load rating - C - 90.4 kN

Basic static load rating - C0 - 110 kN

Fatigue load limit - Pu - 3.6 kN

Limiting speed for grease lubrication - 6000 r/min

Limiting speed for oil lubrication - 9000 mm/min

Ball - Dw - 15.875 mm

Ball - z - 29

Gref - 21.6 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 - 560 N

Preload class B - GB - 1120 N

Preload class C - GC - 2240 N

Preload class D - GD - 4480 N

Calculation factor - f - 1.29

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 - 348 N/micron

Preload class B - 457 N/micron

Preload class C - 614 N/micron

Preload class D - 841 N/micron

Mass bearing - 1.65 kg

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