National Stock Number
3 definitions

National Stock Number

A number assigned to each common item of supply repetitively used, purchased, stocked, and distributed within the federal government. It is made up of 13 digits in four groups; for example, 7240-00-160-0440 (Federal Supply Group 72, Federal Supply Class 7240, and National Item Identification Number 00-160-0440). All items requisitioned by Federal Standard Requisitioning and Issue Procedures (FEDSTRIP) from the General Services Administration (GSA) are identified by NSNs.

National Stock Number

The 13-digit number that identifies a stock item consisting of the 4-digit federal supply classification code plus the 9-digit national item identification number and arranged as follows: 9999-00-999-9999. Also called NSN.

National Stock Number

The National Stock Number (NSN) or NATO Number is assigned by the US Government or a NATO member government to an item of supply for inclusion into government logistics systems. 

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About this term

National Stock Number has been defined 3 different ways in documents like Glossary of Postal Terms, Department of Defense Dictionary of Military and Associated Terms, Part Miner.

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