MIL-STD-280A (NOTICE 1), MILITARY STANDARD: DEFINITIONS OF ITEM LEVELS, ITEM EXCHANGEABILITY, MODELS, AND RELATED TERMS (30 JUL 1986) [S/S BY MIL-HDBK-505]

MIL-STD-280A (NOTICE 1), MILITARY STANDARD: DEFINITIONS OF ITEM LEVELS, ITEM EXCHANGEABILITY, MODELS, AND RELATED TERMS (30 JUL 1986) [S/S BY MIL-HDBK-505]., MIL-STD-280A, dated 7 July 1969, has been reviewed and determined to be valid for use in acquisition.