| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MATL AMS 5612 PER HS178; HEAT TREAT HS 461; HARDNESS RC30-38; FINISH NICKEL PLATE HS 201 CLASS I; 1.640 IN. O/A DIA,0.230 IN. O/A THK; ONE 0.957 IN. O/A DIA HOLE CENTRALLY LOCATED; FOUR 4-40 UNC-2B MTG HOLES EQUALLY SPACED ON 1.336 IN. DIA |