As used in this section—

“Component” means an item that is useful only when used in conjunction with an end item (15 CFR 772.1 and 22 CFR 120.45(b)).

“Item” means—

(1) A USML defense article, as defined at 22 CFR 120.6;

(2) A USML defense service, as defined at 22 CFR 120.9; or

(3) A 600 series item, as defined at 15 CFR 772.1.

“Part” means any single unassembled element of a major or minor component, accessory, or attachment, that is not normally subject to disassembly without the destruction or impairment of designed use (15 CFR 772.1 and 22 CFR 120.45(d)).