SKF S71928CD/P4A Angular contact ball bearings,SKF S71928 CD/P4A Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71928 CD/P4A

S71928 CD/P4A

Dimensions
d 140mm
D 190mm
B 24mm
d1 155.4mm
d2 155.4mm
D2 178.25mm
r1,2min.1.5mm
r3,4min.0.6mm
a 34.2mm
Abutment dimensions
damin.147mm
damax.154.8mm
dbmin.147mm
dbmax.154.8mm
Damax.183mm
Dbmax.186mm
ramax.1.5mm
rbmax.0.6mm
Calculation data
Basic dynamic load ratingC 95.6kN
Basic static load ratingC0 116kN
Fatigue load limitPu 3.9kN
Attainable speed for grease lubrication  6700r/min
Ball diameterDw 15.875mm
Number of ballsz 29 
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 360N
Static axial stiffness, preload class A  146N/µm
Preload class BGB 720N
Static axial stiffness, preload class B  201N/µm
Preload class CGC 1440N
Static axial stiffness, preload class C  286N/µm
Preload class DGD 2880N
Static axial stiffness, preload class D  420N/µm
Calculation factors
Calculation factorf 1.29 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.09 
Calculation factorf2D 1.15 
Calculation factorfHC 1 
Calculation factorf0 16.6 
Mass
Mass bearing  1.69kg
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Hot number: 17x30x7 HMS5 V 30317 6201-2RSLTN9/HC5C3WT 6767 7007 ACB/HCP4A 71916 CD/P4AH1 71917 ACD/P4A NU 417 M PBM 95115120 M1G1 PCM 303430 E PSMF 9011050 A51 SAF 22517 SNL 3040 G SYNT 80 LTF YAR 208-2RF/VE495

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