"OVERALL SEAMLESS DRAWN ALUMINUM ALLOY TUBE 2024; TEMPER T3,TYPE I; SPEC WW-T-700/3 OR ALTERNATE MATL ALUMINUM ALLOY 2024,T351; SPEC QQ-A-225/6; MACHINING STDS PER SECTION C-5 MFG PROCESSES; FIRE CONTROL STD PRACTICE UNLESS OTHERWISE SPECIFIED; FINISH NO. 7.2.2 (DYED BLACK) OF MIL-STD-171; DIMENSIONS IN ACCORDANCE WITH MIL-STD-8; MAJ. DIA 1.618 IN. MIN TO 1.624 IN. MAX; PITCH DIA 1.600 IN. MIN TO 1.604 IN. MAX; MINOR DIA 1.586 IN. NOM; HEIGHT 0.690 IN. MIN TO 0.710 IN. MAX"