National Stock Number
4320-01-527-2804
National Stock Number (NSN) 4320-01-527-2804, or NIIN 015272804, (water supply system,automatic) was assigned January 27, 2005 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 05, 2005, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 19731. [AN OPERATING ASSEMBLY DESIGNED TO STORE AND DELIVER WATER UNDER PRESSURE. IT AUTOMATICALLY RAISES WATER AS NEEDED, TO REPLENISH THE SUPPLY AND MAINTAIN THE PRESSURE AGAINST INTERMITTENT USE. IT CONSISTS ESSENTIALLY OF A TANK, PRESSURE; SWITCH, PRESSURE; PUMP; PRIME MOVER; CHECK VALVE; AIR VOLUME CONTROL VALVE AND NECESSARY PIPING CONNECTIONS.]. 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 4320015272804 does not contain precious metals.
This information was last updated on Jul 01, 2025.