National Stock Number
4320-00-293-7619
National Stock Number (NSN) 4320-00-293-7619, or NIIN 002937619, (water supply system,automatic) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002937619 was cancelled on October 13, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, there are no suppliers 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.
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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320002937619 does not contain precious metals.
This information was last updated on Jul 01, 2025.