National Stock Number (NSN) 4510-00-273-1286, or NIIN 002731286, (valve,shower,self-closing) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4510002895966.
There are 4 manufacturer part numbers associated with this NSN. 2 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 Jan 13, 2012. There have been 4 contracts issued for this part number, with 4 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: SPM8E312V0528, SPM8E312MM005, SPM8EG11M0053, SPM8E310V1345. The total value of the awarded contracts has been US$ 26,836.37.
This NSN is unique to one weapons system.
There has been a small amount of 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 Jul 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) 15639. [A QUICK OPENING VALVE, DESIGNED FOR INSTALLATION IN THE DISCHARGE LINE OF A SHOWER PRECEDING THE SHOWER HEAD. IT IS CONTROLLED BY AN ACTUATING LEVER TO WHICH A CHAIN AND RING ARE USUALLY ATTACHED FOR OPERATION.]. 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 4510002731286 contains an unknown precious metal.
This NSN is associated to Schedule B 8481805060: bath, shower, sink and lavatory faucets, hand operated, of materials other than copper, iron or steel. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 332913: plumbing fixture fitting and trim manufacturing.
This information was last updated on Aug 01, 2025.