SKF 7040CD/HCP4AH1 Angular contact ball bearings,SKF 7040 CD/HCP4AH1 Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7040 CD/HCP4AH1

7040 CD/HCP4AH1

Dimensions
d 200mm
D 310mm
B 51mm
d1 233.9mm
d2 233.9mm
D1 276.1mm
K 0.6mm
C1 14mm
r1,2min.2.1mm
r3,4min.1.1mm
a 59.8mm
Abutment dimensions
damin.211mm
dbmin.211mm
Damax.299mm
Dbmax.304mm
ramax.2mm
rbmax.1mm
dn 243.2mm
Calculation data
Basic dynamic load ratingC 296kN
Basic static load ratingC0 390kN
Fatigue load limitPu 10.2kN
Attainable speed for grease lubrication  5300r/min
Attainable speed for oil-air lubrication  8000r/min
Ball diameterDw 34.925mm
Number of ballsz 21 
Reference grease quantityGref 153cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 1100N
Static axial stiffness, preload class A  230N/µm
Preload class BGB 2200N
Static axial stiffness, preload class B  311N/µm
Preload class CGC 4400N
Static axial stiffness, preload class C  431N/µm
Preload class DGD 8800N
Static axial stiffness, preload class D  617N/µm
Calculation factors
Calculation factorf 1.14 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
Calculation factorf2C 1.05 
Calculation factorf2D 1.09 
Calculation factorfHC 1.02 
Calculation factorf0 15.6 
Mass
Mass bearing  10.1kg
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Hot number： 1700 VE R 22236 CC/W33 23032 CC/W33 26260 28x47x10 HMSA10 RG 305 60x82x12 HMS5 V FYNT 90 F HK 3016 KRV 26 PPA N 030 OH 39/670 H PSMF 081212 A51 QJ 1084 N2MA SAF 22509 T

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