National Stock Number
4820-00-139-3963
National Stock Number (NSN) 4820-00-139-3963, or NIIN 001393963, (valve,saddle) was assigned August 18, 1971 in the Federal Logistics Information System (FLIS). NIIN 001393963 was cancelled on February 2, 2015, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4130010164505. This NSN replaces 1 stock number, 4820004651093.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Oct 04, 2010. 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: SPM7M211M0091. The total value of the awarded contracts has been US$ 99.20.
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 Aug 22, 2020, 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) 35934. [A VALVE WITH AN OUTLET END CONNECTION, STRAIGHT THRU OR AT AN ANGLE. THE FLOW OF LIQUID OR GASES MAY BE CONTROLLED BY THE ACTION OF STEM WHICH LIFTS THE DISKS PERPENDICULARLY OFF THE CENTER AXIS OF ITS SEAT OR BY ROTATION OF A SUITABLE PORTED SEAT. THIS VALVE HAS A CONNECTION FACILITY WHICH IS SADDLED OVER A LINE AND BOLTED, MAY BE LINE DRILLED OR LINE SELF PIERCING.]. 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 4820001393963 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.