pigeon (plural pigeons) One of several birds of the family Columbidae, which consists of more than 300 species. A person who is a target or victim of a confidence game. Synonyms (bird): columbid , columbiform (Columbiformes), culver, dove (person who is a target or victim of a confidence game): dupe, fish, mark, mug, sucker, rube, stiff
The NIIN is the invariable part of the NSN, and it remains associated with the item of supply concept throughout its life cycle. However, the NSC may change if there is a change to the classification structure. NSNs are usually assigned to items that are needed on a recurring basis.
An NSN on the tag of a pair of trousers. A NATO Stock Number, or National Stock Number (NSN) as it is known in the US, is a 13-digit numeric code, identifying all the 'standardized material items of supply' as they have been recognized by all NATO countries including United States Department of Defense.