SKF 7222ACD/P4A Angular contact ball bearings,SKF 7222 ACD/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 7222 ACD/P4A

7222 ACD/P4A

Dimensions
d 110mm
D 200mm
B 38mm
d1 138.7mm
d2 138.7mm
D1 171.3mm
r1,2min.2.1mm
r3,4min.1.1mm
a 55.4mm
Abutment dimensions
damin.122mm
dbmin.122mm
Damax.188mm
Dbmax.193mm
ramax.2mm
rbmax.1mm
dn 145.9mm
Calculation data
Basic dynamic load ratingC 168kN
Basic static load ratingC0 160kN
Fatigue load limitPu 5.4kN
Attainable speed for grease lubrication  6700r/min
Attainable speed for oil-air lubrication  10000r/min
Ball diameterDw 26.988mm
Number of ballsz 16 
Reference grease quantityGref 54.15cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 1050N
Static axial stiffness, preload class A  325N/µm
Preload class BGB 2100N
Static axial stiffness, preload class B  423N/µm
Preload class CGC 4200N
Static axial stiffness, preload class C  557N/µm
Preload class DGD 8400N
Static axial stiffness, preload class D  748N/µm
Calculation factors
Calculation factorf 1.08 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.01 
Calculation factorf2C 1.02 
Calculation factorf2D 1.05 
Calculation factorfHC 1 
Calculation factore 0.68 
Calculation factor (single, tandem)Y2 0.87 
Calculation factor (single, tandem)Y0 0.38 
Calculation factor (single, tandem)X2 0.41 
Calculation factor (back-to-back, face-to-face)Y1 0.92 
Calculation factor (back-to-back, face-to-face)Y2 1.41 
Calculation factor (back-to-back, face-to-face)Y0 0.76 
Calculation factor (back-to-back, face-to-face)X2 0.67 
Mass
Mass bearing  4.63kg
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Hot number: 23252 CC/W33 26356 306890 32x72x7 HMS5 V 40x60x8 CRW1 V 47x90x10 HMS5 V 7213 ACCBM 82x160x15 HMS5 V BD-C 2208 KTN9-H 308 E C 3136 K GEZM 106 ESX-2LS HJ 252 N 334 ECM N 39/1180 MB SYJ 509

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