National Stock Number
5998-00-199-1278
National Stock Number (NSN) 5998-00-199-1278, or NIIN 001991278, (electronic components assembly) was assigned March 28, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 26088. [A GROUPING OF TWO OR MORE DIFFERENT TYPES OF ELECTRICAL/ELECTRONIC COMPONENTS MOUNTED ON A COMMON MOUNTING. IT MAY INCLUDE AN ASSEMBLY OF ELECTRICAL/ELECTRONIC COMPONENTS MOUNTED ON MULTIPLE PRINTED WIRING BOARD(S) MOUNTED BACK TO BACK, STACKED, AND THE LIKE. THE ITEM IS GENERALLY A COMPONENT OF A SUBASSEMBLY AND CANNOT BE ASSIGNED A MORE DEFINITE ITEM NAME. EXCLUDES ITEMS WHICH MAY BE IDENTIFIED AS A SUBASSEMBLY. FOR AN ASSEMBLY OF ELECTRICAL/ELECTRONIC COMPONENTS MOUNTED ON A SINGLE PRINTED WIRING BOARD, SEE CIRCUIT CARD ASSEEMBLY. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5998001991278 does not contain precious metals.
This NSN is associated to Schedule B 8542900000: electronic integrated circuits and microassembly parts. The Schedule B End Use is listed as semiconductors. NAICS classification category 334413: semiconductor and related device manufacturing.
This information was last updated on Aug 01, 2025.