Angular contact ball bearings, super-precision 71972 ACDMA/HCP4A
Bearing number : 71972 ACDMA/HCP4A
Size (mm) : 360x480x56
Brand : SKF
Bore Diameter (mm) : 360
Outer Diameter (mm) : 480
Width (mm) : 56
Bearing dimensions and specification in SKF catalogue:
d - 360 mm
D - 480 mm
B - 56 mm
d1 - 397 mm
d2 - 397 mm
D1 - 443 mm
r1,2 - min. - 3 mm
r3,4 - min. - 1.1 mm
a - 126.3 mm
da - min. - 373 mm
db - min. - 373 mm
Da - max. - 465 mm
Db - max. - 474 mm
ra - max. - 2.5 mm
rb - max. - 1 mm
dn - 407 mm
Basic dynamic load rating - C - 371 kN
Basic static load rating - C0 - 670 kN
Fatigue load limit - Pu - 13.7 kN
Limiting speed for grease lubrication - 2200 r/min
Limiting speed for oil lubrication - 3600 mm/min
Ball - Dw - 38.1 mm
Ball - z - 30
Gref - 313 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 - 2300 N
Preload class B - GB - 4600 N
Preload class C - GC - 9200 N
Preload class D - GD - 18400 N
Calculation factor - f - 1.29
Calculation factor - f1 - 0.98
Calculation factor - f2A - 1
Calculation factor - f2B - 1.07
Calculation factor - f2C - 1.12
Calculation factor - f2D - 1.17
Calculation factor - fHC - 1.04
Preload class A - 837 N/micron
Preload class B - 1096 N/micron
Preload class C - 1455 N/micron
Preload class D - 1975 N/micron
Mass bearing - 22.632 kg
SKF bearing catalogue | distributors | suppliers | - Nodes .
Nodes Bearings is one of the biggest SKF bearing supplier in Hongkong. We supply all kinds of SKF bearings, including SKF ball bearings, roller bearings, plain bearings. As a Bearing distributor, we offer: On time deliveries, no minimums quantities, and combined sales experience of over 20 years in this field…
India's No. 1 SKF Bearing Dealer, Distributor, wholesaler .
Welcome to Roller Bearing (India) We roller bearing India are kolkata Mumbai Chennai Delhi based company located in India. We are a highly renowned distributor & supplier of a qualitative range of various precision engineered bearings like Ball Bearing, Roller Bearing, Spherical Roller Bearing, Taper Roller Bearing and many more.
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