SKF 71917ACB/HCP4A Angular contact ball bearings,SKF 71917 ACB/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 71917 ACB/HCP4A

71917 ACB/HCP4A

Dimensions
d 85mm
D 120mm
B 18mm
d1 98.2mm
d2 96.7mm
D2 110.2mm
r1,2min.1.1mm
r3,4min.0.6mm
a 36.3mm
Abutment dimensions
damin.91mm
dbmin.91mm
Damax.114mm
Dbmax.116.8mm
ramax.1mm
rbmax.0.6mm
dn 99.2mm
Calculation data
Basic dynamic load ratingC 20.3kN
Basic static load ratingC0 24.5kN
Fatigue load limitPu 0.64kN
Attainable speed for grease lubrication  16000r/min
Attainable speed for oil-air lubrication  24000r/min
Ball diameterDw 6.747mm
Number of ballsz 37 
Reference grease quantityGref 6.46cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 93N
Static axial stiffness, preload class A  151N/µm
Preload class BGB 185N
Static axial stiffness, preload class B  195N/µm
Preload class CGC 560N
Static axial stiffness, preload class C  296N/µm
Calculation factors
Calculation factorf 1.11 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
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  0.54kg
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Hot number: 1150 VA R BD-239/670 CAK/W33-OH 39/670 H 249/1320 CAF/W33 45x65x10 HMS5 V 7017 CB/P4AL 86754 978x1018x18 HS5 R BT4B 331499 G/HA1 NJG 2330 VH P 85 R-40 WF PSM 101610 A51 PWKR 52.2RS SAF 23026 KAT x 4.7/16 SAFS 22524 x 4.1/8 T SYR 1 11/16

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