[Code of Federal Regulations]

[Title 41, Volume 2]

[Revised as of July 1, 2005]

From the U.S. Government Printing Office via GPO Access

[CITE: 41CFR101-30.101-3]



[Page 140]

 

           TITLE 41--PUBLIC CONTRACTS AND PROPERTY MANAGEMENT

 

          CHAPTER 101--FEDERAL PROPERTY MANAGEMENT REGULATIONS

 

PART 101-30_FEDERAL CATALOG SYSTEM--Table of Contents

 

                        Subpart 101-30.1_General

 

Sec. 101-30.101-3  National stock number.



    The national stock number (NSN) is the identifying number assigned 

to each item of supply. The NSN consists of the 4-digit Federal Supply 

Classification (FSC) code and the 9-digit national item identification 

number (NIIN). The written, printed, or typed NSN configuration is 1234-

00-567-8901. The following terms are elements of the 13-digit national 

stock number:

    (a) Federal Supply Classification (FSC) is a 4-digit number which 

groups similar items into classes.

    (b) National Codification Bureau (NCB) code is a 2-digit number 

designating the central cataloging office of the NATO or other friendly 

country which assigned the national item identification number (NIIN) 

and is used as the first two digits of the NIIN.

    (c) National item identification number (NIIN) is a 9-digit number 

composed of the NCB code number (2-digits) followed by 7 other 

nonsignificant digits.



[41 FR 11308, Mar. 18, 1976]