SKF 719/9ACE/HCP4AH Angular contact ball bearings,SKF 719/9 ACE/HCP4AH Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 719/9 ACE/HCP4AH

719/9 ACE/HCP4AH

Dimensions
d 9mm
D 20mm
B 6mm
d1 12.5mm
d2 11.76mm
D1 16.52mm
K 0.5mm
C1 3.65mm
r1,2min.0.3mm
r3,4min.0.15mm
a 6.9mm
Abutment dimensions
damin.11mm
dbmin.11mm
Damax.18mm
Dbmax.19.2mm
ramax.0.3mm
rbmax.0.15mm
dn 13.3mm
Calculation data
Basic dynamic load ratingC 1.95kN
Basic static load ratingC0 0.765kN
Fatigue load limitPu 0.032kN
Attainable speed for grease lubrication  120000r/min
Attainable speed for oil-air lubrication  180000r/min
Ball diameterDw 3.175mm
Number of ballsz 11 
Reference grease quantityGref 0.09cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 17N
Static axial stiffness, preload class A  28N/µm
Preload class BGB 50N
Static axial stiffness, preload class B  41N/µm
Preload class CGC 100N
Static axial stiffness, preload class C  54N/µm
Calculation factors
Calculation factorf 1.03 
Calculation factorf1 0.98 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.08 
Calculation factorfHC 1.01 
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  0.007kg
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Hot number: 12613 20055 2310 24084 ECAK30/W33 3306 ATN9 511/900 M 66230 71804 CD/HCP4 71914 CB/P4A 7204 CD/HCP4A ALS 40 ABM FYJ 507 GE 300 ESX-2LS NU 320 ECML NUP 310 ECM

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