National Stock Number
4820-01-237-6339
National Stock Number (NSN) 4820-01-237-6339, or NIIN 012376339, (plate,valve diaphragm) was assigned August 3, 1986 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. One of those 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, with the most recent procurement date of Oct 30, 2013. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7MC14M0444. The total value of the awarded contracts has been US$ 8,730.56.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 13, 2009, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. 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 4820012376339 does not contain precious metals.
This NSN is associated to Schedule B 7605290000: aluminum wire alloy of which the maximum cross-sectional dimension is 7mm or less. The Schedule B End Use is listed as finished metal shapes.
This information was last updated on Jul 01, 2025.