SKF S71918CD/HCP4A Angular contact ball bearings,SKF S71918 CD/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 S71918 CD/HCP4A

S71918 CD/HCP4A

Dimensions
d 90mm
D 125mm
B 18mm
d1 100.8mm
d2 100.8mm
D2 117.1mm
r1,2min.1.1mm
r3,4min.0.6mm
a 23.5mm
Abutment dimensions
damin.96mm
damax.100.2mm
dbmin.96mm
dbmax.100.2mm
Damax.119mm
Dbmax.121mm
ramax.1mm
rbmax.0.6mm
Calculation data
Basic dynamic load ratingC 47.5kN
Basic static load ratingC0 51kN
Fatigue load limitPu 2.08kN
Attainable speed for grease lubrication  13000r/min
Ball diameterDw 11.112mm
Number of ballsz 26 
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 180N
Static axial stiffness, preload class A  104N/µm
Preload class BGB 360N
Static axial stiffness, preload class B  143N/µm
Preload class CGC 720N
Static axial stiffness, preload class C  203N/µm
Preload class DGD 1440N
Static axial stiffness, preload class D  297N/µm
Calculation factors
Calculation factorf 1.23 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.07 
Calculation factorf2C 1.12 
Calculation factorf2D 1.18 
Calculation factorfHC 1.04 
Calculation factorf0 16.3 
Mass
Mass bearing  0.48kg
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Hot number： 19434 BD-23028 CCK/W33-H 3028 310x370x25 HDS2 R 6201-2Z 6210-2Z/VA208 7001 ACD/P4AH 89330 M AOH 241/670 FSAF 1317 TLC FYK 30 WD H 205 HJ 330 EC IR 25x30x20.5 SAF 1511 x 1.7/8 T W 6006

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