SKF 71913ACD/HCP4AL Angular contact ball bearings,SKF 71913 ACD/HCP4AL Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71913 ACD/HCP4AL

71913 ACD/HCP4AL

Dimensions
d 65mm
D 90mm
B 13mm
d1 72.7mm
d2 72.7mm
D1 82.3mm
b 2.2mm
C1 6.5mm
C2 3.2mm
C3 2mm
r1,2min.1mm
r3,4min.0.3mm
a 24.7mm
Abutment dimensions
damin.69.6mm
dbmin.69.6mm
Damax.85.4mm
Dbmax.88mm
ramax.1mm
rbmax.0.3mm
dn 74.7mm
Calculation data
Basic dynamic load ratingC 19.5kN
Basic static load ratingC0 16kN
Fatigue load limitPu 0.68kN
Attainable speed for grease lubrication  15000r/min
Attainable speed for oil-air lubrication  24000r/min
Ball diameterDw 7.938mm
Number of ballsz 26 
Reference grease quantityGref 2.85cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 120N
Static axial stiffness, preload class A  151N/µm
Preload class BGB 240N
Static axial stiffness, preload class B  196N/µm
Preload class CGC 480N
Static axial stiffness, preload class C  257N/µm
Preload class DGD 960N
Static axial stiffness, preload class D  345N/µm
Calculation factors
Calculation factorf 1.2 
Calculation factorf1 0.98 
Calculation factorf2A 1 
Calculation factorf2B 1.07 
Calculation factorf2C 1.12 
Calculation factorf2D 1.17 
Calculation factorfHC 1.04 
Calculation factore 0.68 
Calculation factor (single, tandem)Y2 0.87 
Calculation factor (single, tandem)Y0 0.38 
Calculation factor (single, tandem)X2 0.41 
Calculation factor (back-to-back, face-to-face)Y1 0.92 
Calculation factor (back-to-back, face-to-face)Y2 1.41 
Calculation factor (back-to-back, face-to-face)Y0 0.76 
Calculation factor (back-to-back, face-to-face)X2 0.67 
Mass
Mass bearing  0.17kg
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Hot number: 23120 CCK/W33 34x52x10 CRS1 R 405853 534950 708 CD/P4A 71930 ACD/P4AL 770 VRME R 99721 BT4B 328871 BG/HA1VA902 KD10-153 NU 308 ECP NUP 210 ECML PSM 101408 A51 SYK 40 LD W 6307-2Z

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