GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,COMP 1020,OD8853,TY A,GRADE 2 OR STEEL,COMP 1020,ASTM A108; PHOSPATE MANGANESE,DOD-P-16232,TY 1; 4.500 IN. DIA,1.187 IN. H,0.250 IN. FLANGE THK,TWO THD HOLES 0.250-20 UNC 3B,SIX HOLES EQUALLY SPACED 0.344 IN. DIA,2.000 IN. INSIDE THRU DIA |