SKF 7219ACD/HCP4A Angular contact ball bearings,SKF 7219 ACD/HCP4A Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7219 ACD/HCP4A

7219 ACD/HCP4A

Dimensions
d 95mm
D 170mm
B 32mm
d1 118.1mm
d2 118.1mm
D1 146.9mm
r1,2min.2.1mm
r3,4min.1.1mm
a 47.1mm
Abutment dimensions
damin.107mm
dbmin.107mm
Damax.158mm
Dbmax.163mm
ramax.2mm
rbmax.1mm
dn 124.4mm
Calculation data
Basic dynamic load ratingC 133kN
Basic static load ratingC0 114kN
Fatigue load limitPu 4.25kN
Attainable speed for grease lubrication  8500r/min
Attainable speed for oil-air lubrication  14000r/min
Ball diameterDw 23.812mm
Number of ballsz 15 
Reference grease quantityGref 34.314cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 850N
Static axial stiffness, preload class A  310N/µm
Preload class BGB 1700N
Static axial stiffness, preload class B  405N/µm
Preload class CGC 3400N
Static axial stiffness, preload class C  535N/µm
Preload class DGD 6800N
Static axial stiffness, preload class D  721N/µm
Calculation factors
Calculation factorf 1.09 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.01 
Calculation factorf2C 1.03 
Calculation factorf2D 1.06 
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  2.2kg
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Hot number: 16015 170 VL V BD-21313 EK-AH 313 G 30x55x7 HMS5 RG 470421 51207 V/HR22T2 70/670 AMB 7013 ACB/P4AL 7022 ACB/HCP4A 7034 ACD/HCP4AL 81120 TN FSAF 1520 x 3.1/2 NJ 212 ECJ SAF 1509 x 1.1/2 SAF 22624 x 4.1/4

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