SKF 71930CD/P4AH1 Angular contact ball bearings,SKF 71930 CD/P4AH1 Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71930 CD/P4AH1

71930 CD/P4AH1

Dimensions
d 150mm
D 210mm
B 28mm
d1 168.5mm
d2 168.5mm
D1 191.5mm
K 0.6mm
C1 7.32mm
r1,2min.2mm
r3,4min.1mm
a 38.2mm
Abutment dimensions
damin.159mm
dbmin.159mm
Damax.201mm
Dbmax.205mm
ramax.2mm
rbmax.1mm
dn 173.5mm
Calculation data
Basic dynamic load ratingC 114kN
Basic static load ratingC0 132kN
Fatigue load limitPu 4.15kN
Attainable speed for grease lubrication  6300r/min
Attainable speed for oil-air lubrication  9500r/min
Ball diameterDw 19.05mm
Number of ballsz 23 
Reference grease quantityGref 35cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 470N
Static axial stiffness, preload class A  142N/µm
Preload class BGB 940N
Static axial stiffness, preload class B  195N/µm
Preload class CGC 1880N
Static axial stiffness, preload class C  276N/µm
Preload class DGD 3760N
Static axial stiffness, preload class D  405N/µm
Calculation factors
Calculation factorf 1.24 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.09 
Calculation factorf2D 1.15 
Calculation factorfHC 1 
Calculation factorf0 16.2 
Mass
Mass bearing  2.5kg
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Hot number: 16010 2310 24x50x10 HMS5 RG 307238 7011 ACE/HCP4AL1 7201 BECBP 71828 ACD/HCP4 FSAF 1616 TLC GB 3024 NK 5/10 TN SAF 1513 x 2.1/8 T SAF 23024 KAT x 4.1/16 SNL 3164 ATURA SY 513 M SYJ 506

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