SKF S71921 CD/HCP4A Bearing

Bearing S71921 CD/HCP4ABearing S71921 CD/HCP4A

Bearing number : S71921 CD/HCP4A

Size (mm) : 105x145x20

Brand : SKF

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 105 mm

D - 145 mm

B - 20 mm

d1 - 117.3 mm

d2 - 117.3 mm

D2 - 135.65 mm

r1,2 - min. - 1.1 mm

r3,4 - min. - 0.6 mm

a - 26.8 mm

da - min. - 111 mm

da - max. - 116.7 mm

db - min. - 111 mm

db - max. - 116.7 mm

Da - max. - 139 mm

Db - max. - 141 mm

ra - max. - 1 mm

rb - max. - 0.6 mm

Basic dynamic load rating - C - 61.8 kN

Basic static load rating - C0 - 69.5 kN

Fatigue load limit - Pu - 2.6 kN

Limiting speed for grease lubrication - 10000 r/min

Ball - Dw - 12.7 mm

Ball - z - 27

Calculation factor - f0 - 16.4

Preload class A - GA - 230 N

Preload class B - GB - 460 N

Preload class C - GC - 920 N

Preload class D - GD - 1840 N

Calculation factor - f - 1.25

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.07

Calculation factor - f2C - 1.12

Calculation factor - f2D - 1.18

Calculation factor - fHC - 1.04

Preload class A - 122 N/micron

Preload class B - 168 N/micron

Preload class C - 239 N/micron

Preload class D - 350 N/micron

Mass bearing - 0.711 kg

Tags :  SKF , 105x145x20

SKF S71921 CD/HCP4A Bearing details

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SKF S71921 CD/HCP4A bearings features and introduction SKF bearings group has long been a pioneer technical bearings producer in the world since 1907, a leader in bearing science and production. Its headquarter locates at Goteborg, Sweden, and its major products includes bearing and bearing units, sealing element, mechatronics, services and lubrication system.

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The main application areas of High precision SKF S7021 CD/HCP4A bearing for industrial machinery: aerospace engineering, metal cutting machine tools, steel processing equipment,paper making machinery, cement machinery, engineering machinery and mechanical vibration, environmental protection equipment, packaging machinery and so on.The main types of High precision SKF S7021 CD/HCP4A bearing for ...