Angular contact ball bearings, super-precision 71920 CE/HCP4A
Bearing number : 71920 CE/HCP4A
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 - 26.7 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 - 39 kN
Basic static load rating - C0 - 31.5 kN
Fatigue load limit - Pu - 1.2 kN
Limiting speed for grease lubrication - 15500 r/min
Limiting speed for oil lubrication - 24000 mm/min
Ball - Dw - 12.7 mm
Ball - z - 24
Gref - 10 cm3
Calculation factor - f0 - 8.5
Preload class A - GA - 208 N
Preload class B - GB - 624 N
Preload class C - GC - 1250 N
Calculation factor - f - 1.18
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.05
Calculation factor - f2C - 1.09
Calculation factor - fHC - 1.01
Preload class A - 81 N/micron
Preload class B - 129 N/micron
Preload class C - 178 N/micron
Mass bearing - 0.649 kg
SKF 71920 CE/HCP4A bearin
SKF 71920 CE/HCP4A bearings are rust free, corrosion resistant, highly durable bearings you can get easily at unbeatable prices. Discounted prices are available on bulk order of premium, long lasting bearings. We are one of the leading distributors of world class bearings and at reasonable prices. Get in touch if you need premium quality, reliable and corrosion free bearings at your doorstep.
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