National Stock Number
5998-01-299-4420
National Stock Number (NSN) 5998-01-299-4420, or NIIN 012994420, (backplane assembly) was assigned May 1, 1989 in the Federal Logistics Information System (FLIS). NIIN 012994420 was cancelled on May 1, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 assigned to Item Name Code (INC) 34736. [AN INSULATING PANEL UPON WHICH TWO OR MORE CONNECTOR, RECEPTACLE, ELECTRICAL, ARE MOUNTED, AND COMPLETELY PROCESSED ELECTRICAL CONDUCTOR PATHS ARE DEPOSITED, ETCHED, OR PRINTED IN VARIOUS PATHS. IT PROVIDES OR COMPLETES A CIRCUIT BETWEEN TWO OR MORE CIRCUIT CARD ASSEMBLY OR ELECTRONIC COMPONENTS ASSEMBLY. IT MAY BE DESIGNED FOR PANEL OR CHASSIS MOUNTING, OR FOR INSERTION INTO A CONNECTOR, RECEPTACLE, ELECTRICAL. INCLUDES MOTHERBOARDS. FOR ITEMS CONTAINING PROCESSED ELECTRICAL CONDUCTOR PATHS AND CONTACTS FOR PLUG-IN CONNECTING FACILITIES, SEE PRINTED WIRING BOARD. SEE ALSO PRINTED CIRCUIT BOARD; CIRCUIT CARD ASSEMBLY AND CABLE ASSEMBLY, PRINTED, FLEXIBLE.]. 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 5998012994420 does not contain precious metals.
This information was last updated on Aug 01, 2025.