SKF 7018CD/P4AH1 Angular contact ball bearings,SKF 7018 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 7018 CD/P4AH1

7018 CD/P4AH1

Dimensions
d 90mm
D 140mm
B 24mm
d1 105.4mm
d2 105.4mm
D1 124.6mm
K 0.5mm
C1 6.85mm
r1,2min.1.5mm
r3,4min.1mm
a 27.5mm
Abutment dimensions
damin.97mm
dbmin.97mm
Damax.133mm
Dbmax.136mm
ramax.1.5mm
rbmax.1mm
dn 108.7mm
Calculation data
Basic dynamic load ratingC 79.3kN
Basic static load ratingC0 76.5kN
Fatigue load limitPu 3kN
Attainable speed for grease lubrication  9000r/min
Attainable speed for oil-air lubrication  15000r/min
Ball diameterDw 15.875mm
Number of ballsz 20 
Reference grease quantityGref 15cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 300N
Static axial stiffness, preload class A  103N/µm
Preload class BGB 600N
Static axial stiffness, preload class B  141N/µm
Preload class CGC 1200N
Static axial stiffness, preload class C  198N/µm
Preload class DGD 2400N
Static axial stiffness, preload class D  287N/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 
Calculation factorf0 15.6 
Mass
Mass bearing  1.16kg
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Hot number: 1311 EKTN9 1319 K 18x35x7 HMS5 V 44000 520x580x25 HDS2 R 53201 + U 201 53220 + U 220 D/W R1810 R-2ZS EE 752305/752380 MB 12 A NA 6903 NU 2334 ECML PCZ 1816 M SYJ 511 YELAG 208-108

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