National Stock Number
5920-00-556-9951
National Stock Number (NSN) 5920-00-556-9951, or NIIN 005569951, (fuse,cartridge) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 16, 2000, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00248. [A FUSE IN WHICH THE ELEMENT IS INCLOSED IN A CYLINDRICAL BODY. THE ELEMENT MAY BE RENEWABLE. THE TERMINALS MAY BE OF VARYING TYPES. IT MAY CONTAIN A VISUAL INDICATION THAT THE FUSIBLE ELEMENT IS SEVERED, AND MAY ALSO PROVIDE AN AUDIBLE ALARM THROUGH AUXILIARY CIRCUITRY. FOR NONCYLINDRICAL ITEMS, SEE FUSE, INCLOSED LINK.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5920005569951 does not contain precious metals.
This NSN is associated to Schedule B 8536100020: fuses, glass cartridge, for a voltage not exceeding 1000 volts. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335313: switchgear and switchboard apparatus manufacturing.
This information was last updated on Aug 01, 2025.