ELASTOMER—Any of various elastic sub- stances resembling rubber. EMERGENCY KIT, PAWCHUTE—A standard soft pack, high-speed soft pack, special kit or rigid seat survival kit containing a raft and survival equipment needed by an aircrewman in case of emergency. END OUT (MISSING END)—A warp yarn missing for a portion of, or the entire length of, cloth . ENSURE—Make certain that necessary mea- sures are taken. EXAMINE—To inspect closely, and to test the condition of an item. EXPLOSIVE MIXTURE—Any mixture of a combustible material or substance and oxygen capable of violent burning (detonation) either spontaneously or with the external application of heat. EYE—A small, steel-wire loop; for example, the loops attached to the parachute container, into which a hook on a container spring opening band is fastened. EYELET—A small metal reinforcement for a hole in cloth, similar to a grommet, except thinner and smaller, and having no washer. The eyelet is used to reinforce lacing holes in small covers, etc. in F—Abbreviation for Fahrenheit. FAKE—To fold a line, rope, cord, or hawser a back-and-forth fashion. FASTENER, DIRECTIONAL—A snap fastener that can be engaged or released only in one direction. FASTENER, NONDIRECTIONAL—A snap fastener that can be engaged or released by applying pressure or pull from any angle. FASTENER, SLIDE—A type of fastener made of two lengths of tape with a series of metal or plastic scoops fastened to one side of each. A metal slide is provided that causes the scoops to mesh or lock in place as the fastener is closed, or to separate as the fastener is opened. Colloquial usage ZIPPER. FELT—A cloth made from wool, fur, hair, synthetic fiber, or a mixture of these with cotton. It is made by matting the fibers together under pressure and heat. FERRULE—A cap or ring used to finish the end of a housing; for example, the finished ends of a ripcord housing. FIBER—A natural or synthetic filament (as of wool, cotton, rayon, etc.) capable of being spun into yarn. FID—A small, flat hand tool of metal or wood used during the packing process to straighten end flaps and to insert corner flaps into a finished pack. FILLING—Threads that are perpendicular to selvage edges, and extend across the width of cloth . FITTING ASSEMBLY, DISCONNECT—A releasing device used on the LW-3B parachute assembly, which detaches both the static line and the ripcord assembly from the container side panel after either has effected opening of the container. FITTING, CANOPY QUICK-RELEASE—A device that connects the canopy and risers to the harness, permitting the aircrewman to disengage himself, on instant response, from the canopy. FITTING, OVERRIDE DISCONNECT—A directional fitting used on the NB-11, NES-12, and NES-16 parachute assemblies that connects the external pilot parachute and the pilot parachute. FITTING, QUICK-RELEASE—A device used to connect and release on instant response. See also FITTING, CANOPY QUICK- RELEASE. FITTING, SWAGE—A connection, adapter, or pin that is fastened to a cable by pressure. It is applied by means of a machine that compresses the fitting, causing it to tightly grip the cable or wire to which it is being attached. FLAMMABLE MATERIAL—Any material capable of being easily ignited and of burning with extreme rapidity. AI-5