SKF 71801ACD/HCP4 Angular contact ball bearings,SKF 71801 ACD/HCP4 Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71801 ACD/HCP4

71801 ACD/HCP4

Dimensions
d 12mm
D 21mm
B 5mm
d1 15.1mm
d2 15.1mm
D1 18.1mm
r1,2min.0.3mm
r3,4min.0.15mm
a 6.4mm
Abutment dimensions
damin.14mm
dbmin.14mm
Damax.19mm
Dbmax.20.2mm
ramax.0.3mm
rbmax.0.15mm
dn 15.4mm
Calculation data
Basic dynamic load ratingC 1.95kN
Basic static load ratingC0 1.12kN
Fatigue load limitPu 0.048kN
Attainable speed for grease lubrication  75000r/min
Attainable speed for oil-air lubrication  110000r/min
Ball diameterDw 2.381mm
Number of ballsz 14 
Reference grease quantityGref 0.07cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 17N
Static axial stiffness, preload class A  38N/µm
Preload class BGB 53N
Static axial stiffness, preload class B  59N/µm
Preload class CGC 105N
Static axial stiffness, preload class C  80N/µm
Calculation factors
Calculation factorf 1.06 
Calculation factorf1 0.97 
Calculation factorf2A 1 
Calculation factorf2B 1.09 
Calculation factorf2C 1.17 
Calculation factorfHC 1.02 
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  0.006kg
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Hot number: BD-22238-2CS5K/VT143-H 3138 22240-2CS5/VT143 240/1120 BC 60x75x8 HMSA10 RG 61803-2RZ 81230 M BD-C 3138 KV-H 3138 BK 1514 RS BD-C 3036 K-AH 3036 D/W R156 R-2ZS HK 2520 NATR 17 NUP 204 ECPHA SSAFS 23048 KATLC x 9 SYNT 40 FTF

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