SKF 7018CD/HCP4A Angular contact ball bearings,SKF 7018 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 7018 CD/HCP4A

7018 CD/HCP4A

Dimensions
d 90mm
D 140mm
B 24mm
d1 105.4mm
d2 105.4mm
D1 124.6mm
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  11000r/min
Attainable speed for oil-air lubrication  18000r/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  114N/µm
Preload class BGB 600N
Static axial stiffness, preload class B  156N/µm
Preload class CGC 1200N
Static axial stiffness, preload class C  220N/µm
Preload class DGD 2400N
Static axial stiffness, preload class D  319N/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  1.01kg
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Hot number: 1220 K + H 220 22382 401402 490x530x20.5 HS5 D 524223 6224/C3VL0241 65 VA R BT1B 332973 FY 25 TF/VA228 HK 3518 RS HN 2020 JLM 508748/710 MB 30 PCZ 0306 E SIKB 22 F

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