GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL, CHROME-MOLYBDENUM.MIL-S-6736B TYPE 1,COND N,TYPE 4130; PASSIVATED,FED SPEC QQ-P-416 TYPE 2 CLASS 1 BLACK; O.750 IN. OD,0.680 ON. ID OF HOOP;2 HOLES,0.090 IN. DIA,2 HOLES 0.250 IN. DIA, 2 HOLES 0.070 IN. DIA |