SKF 71906ACE/P4AH Angular contact ball bearings,SKF 71906 ACE/P4AH Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71906 ACE/P4AH

71906 ACE/P4AH

Dimensions
d 30mm
D 47mm
B 9mm
d1 35.8mm
d2 34.4mm
D1 41.39mm
K 0.5mm
C1 5.45mm
r1,2min.0.3mm
r3,4min.0.15mm
a 14.3mm
Abutment dimensions
damin.32mm
dbmin.32mm
Damax.45mm
Dbmax.46.2mm
ramax.0.3mm
rbmax.0.15mm
dn 36.8mm
Calculation data
Basic dynamic load ratingC 5.27kN
Basic static load ratingC0 3.1kN
Fatigue load limitPu 0.132kN
Attainable speed for grease lubrication  37000r/min
Attainable speed for oil-air lubrication  58000r/min
Ball diameterDw 4.762mm
Number of ballsz 18 
Reference grease quantityGref 0.6cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 48N
Static axial stiffness, preload class A  55N/µm
Preload class BGB 145N
Static axial stiffness, preload class B  85N/µm
Preload class CGC 290N
Static axial stiffness, preload class C  111N/µm
Calculation factors
Calculation factorf 1.08 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.07 
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  0.05kg
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Hot number: 145x164x14 CRSA1 R 170 VA R BD-23122-2CS5K/VT143-H 3122 E 7016 CB/HCP4AL 71914 CE/P4AH1 91383 BT2B 332506/HA2 BT4B 331093 BG/HA1 FYTB 1.7/16 FM N 308 ECM QJ 315 N2PHAS SIL 20 C SSAFS 23026 KA x 4.7/16 SY 1. TR SYNT 90 LTS

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