National Stock Number
5975-99-894-8181
National Stock Number (NSN) 5975-99-894-8181, or NIIN 998948181, (mounting base,electrical equipment) has an unknown assigned date. 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, 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, with the most recent procurement date of May 13, 2016. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A616C0139, SPE4A015M0562, SPE4A015M0562, SPE4A015M0562, SPE4A614M8692. The total value of the awarded contracts has been US$ 1,307,403.70.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 29923. [A TRAY OR RACKLIKE ITEM DESIGNED TO PROVIDE A SUPPORTING SURFACE TO WHICH ELECTRICAL/ELECTRONIC EQUIPMENT MAY BE SECURED WHEN INSTALLED IN AIRCRAFT, VEHICLES, OR OTHER TYPES OF MOBILE EQUIPMENT. IT MAY BE EQUIPPED WITH SHOCK OR VIBRATION ISOLATION DEVICES AND/OR WIRES, CABLES, TERMINAL BOARDS, CONNECTORS, AND THE LIKE. EXCLUDES:BASE, ELECTRICAL EQUIPMENT RACK AND MOUNT, RESILIENT. SEE ALSO RACK, ELECTRICAL EQUIPMENT.].
This information was last updated on Oct 20, 2025.