National Stock Number
5998-00-521-0497
National Stock Number (NSN) 5998-00-521-0497, or NIIN 005210497, (holder,printed circuit board) was assigned August 19, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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 Jun 02, 2006, 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 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) 31600. [A HOLDER DESIGNED TO ACCOMMODATE AND POSITION ONE OR MORE PRINTED CIRCUIT BOARDS OR ONE OR MORE CIRCUIT CARD ASSEMBLIES. IT IS USUALLY AN OPEN FRAME STRUCTURE WITH PRINTED CIRCUIT BOARD GUIDES MOUNTED BETWEEN PARALLEL SUPPORT BARS AND END SUPPORTS. IT IS DESIGNED TO BE MOUNTED IN ELECTRICAL CABINETS, CASES, DRAWERS AND RACKS TO PROVIDE MOUNTING FACILITIES FOR PRINTED CIRCUIT BOARDS. SEE ALSO CABINET,ELECTRICAL EQUIPMENT; CASE (AS MODIFIED); DRAWER,ELECTRICAL EQUIPMENT; AND RACK,ELECTRICAL EQUIPMENT.]. 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 5998005210497 contains an unknown precious metal.
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.