http://www.aecsinc.com/MS27505.html
MS27505 SERIES I BACK PANEL BOX MOUNTING FLANGE RECEPTACLE
SHELL SIZE 9 11 13
A THREAD CLASS 2A UNEF .4375-28 .5625-24 .6875-24
A MAX DIA B NOM. CRS C MIN DIA INCH .958 MM 24.33 INCH .719 .812 .906 MM INCH MM
D MAX INCH 0.82 0.82 0.82
E MAX DIA
F MAX
MM INCH 2.54 2.54 2.54
MM INCH MM
18.26 .123 3.13 20.62 .123 3....
