Special Notice: DEPT OF DEFENSE, DEPT OF THE AIR FORCE is procuring initiators and propellant for cartridge and propellant actuated devices and components. These items, with NSN numbers 1377-01-262-0521ES and 1377-01-203-1961ES, are used to initiate the propellant in various devices. The part number for the propellant is 68-710064-101.