SKF 71913ACD/P4A Angular contact ball bearings,SKF 71913 ACD/P4A 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/P4A

71913 ACD/P4A

Dimensions
d 65mm
D 90mm
B 13mm
d1 72.7mm
d2 72.7mm
D1 82.3mm
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  13000r/min
Attainable speed for oil-air lubrication  20000r/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  136N/µm
Preload class BGB 240N
Static axial stiffness, preload class B  176N/µm
Preload class CGC 480N
Static axial stiffness, preload class C  232N/µm
Preload class DGD 960N
Static axial stiffness, preload class D  311N/µm
Calculation factors
Calculation factorf 1.2 
Calculation factorf1 0.98 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.08 
Calculation factorf2D 1.14 
Calculation factorfHC 1 
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  0.21kg
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Hot number: 11223 BD-22213 EK-AH 313 G 22238 CCK/W33 BD-23260 CCK/W33-OH 3260 H 30326/DF 3202 A-2ZTN9/MT33 38691 6202-RSL 82x160x15 HMSA10 V PBM 405080 M1G1 PWM 455360 S71908 CE/P4A SAF 23026 KA x 4.7/16 SNW 7x1.3/16 W 63802-2RS1

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