SKF 7021CD/P4AL bearing

Bearing 7021 CD/P4AL Bearing 7021 CD/P4AL

SKF 7021CD/P4AL bearing, Size: 105x160x26. SKF 7021CD/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 7021 CD/P4AL

Bearing number : 7021 CD/P4AL

Size (mm) : 105x160x26

Brand : SKF

Bore Diameter (mm) : 105

Outer Diameter (mm) : 160

Width (mm) : 26

Bearing dimensions and specification in SKF catalogue:

d - 105 mm

D - 160 mm

B - 26 mm

d1 - 121.9 mm

d2 - 121.9 mm

D1 - 143.1 mm

b - 2.4 mm

C1 - 14.1 mm

C2 - 6.2 mm

C3 - 5 mm

r1,2 - min. - 2 mm

r3,4 - min. - 1 mm

a - 30.8 mm

da - min. - 114 mm

db - min. - 114 mm

Da - max. - 151 mm

Db - max. - 155 mm

ra - max. - 2 mm

rb - max. - 1 mm

dn - 125.6 mm

Basic dynamic load rating - C - 95.6 kN

Basic static load rating - C0 - 96.5 kN

Fatigue load limit - Pu - 3.6 kN

Limiting speed for grease lubrication - 8000 r/min

Limiting speed for oil lubrication - 13000 mm/min

Ball - Dw - 17.462 mm

Ball - z - 21

Gref - 20.4 cm3

Calculation factor - f0 - 15.7

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 - 1.15

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.02

Calculation factor - f2C - 1.05

Calculation factor - f2D - 1.09

Calculation factor - fHC - 1

Preload class A - 117 N/micron

Preload class B - 159 N/micron

Preload class C - 223 N/micron

Preload class D - 324 N/micron

Mass bearing - 1.592 kg

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