SKF 7018CB/P4AL Angular contact ball bearings,SKF 7018 CB/P4AL 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 CB/P4AL

7018 CB/P4AL

Dimensions
d 90mm
D 140mm
B 24mm
d1 108.7mm
d2 106.13mm
D2 125mm
b 2.2mm
C1 13.4mm
C2 5.2mm
C3 4.2mm
r1,2min.1.5mm
r3,4min.1mm
a 27.5mm
Abutment dimensions
damin.97mm
dbmin.97mm
Damax.133mm
Dbmax.135.4mm
ramax.1.5mm
rbmax.1mm
dn 110mm
Calculation data
Basic dynamic load ratingC 37.7kN
Basic static load ratingC0 43kN
Fatigue load limitPu 0.98kN
Attainable speed for grease lubrication  12000r/min
Attainable speed for oil-air lubrication  19000r/min
Ball diameterDw 10.319mm
Number of ballsz 25 
Reference grease quantityGref 14.1cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 92N
Static axial stiffness, preload class A  54N/µm
Preload class BGB 185N
Static axial stiffness, preload class B  71N/µm
Preload class CGC 550N
Static axial stiffness, preload class C  112N/µm
Calculation factors
Calculation factorf 1.07 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
Calculation factorf2C 1.05 
Calculation factorfHC 1 
Calculation factorf0 9.7 
Mass
Mass bearing  1.25kg
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Hot number: 330990 A 39934 42419 51134 M 7034 CD/P4A D/W ER1038-2ZS NJ 2320 ECJ NRT 180 B PBM 100120160 M1G1 PPMF 141612 PFD 35 FM SAF 22222 TLC SAF 22626 x 4.1/2 TLC W 61701-2RS1 W 626 R-2Z

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