Definitions.

As used in this section— Aviation critical safety item means a part, an assembly, installation equipment, launch equipment, recovery equipment, or support equipment for an aircraft or aviation weapon system if the part, assembly, or equipment contains a characteristic any failure, malfunction, or absence of which could cause— (1) A catastrophic or critical failure resulting in the loss of or serious damage to the aircraft or weapon system; (2) An unacceptable risk of personal injury or loss of life; or (3) An uncommanded engine shutdown that jeopardizes safety. Design control activity —(1) With respect to an aviation critical safety item, means the systems command of a military department that is specifically responsible for ensuring the air worthiness of an aviation system or equipment in which an aviation critical safety item is to be used; and (2) With respect to a ship critical safety item, means the systems command of a military department that is specifically responsible for ensuring the seaworthiness of a ship or ship equipment in which a ship critical safety item is to be used. Ship critical safety item means any ship part, assembly, or support equipment containing a characteristic the failure, malfunction, or absence of which could cause— (1) A catastrophic or critical failure resulting in loss of or serious damage to the ship; or (2) An unacceptable risk of personal injury or loss of life. [69 FR 55988, Sept. 17, 2004, as amended at 73 FR 1827, Jan. 10, 2008]