National Stock Number
4820-00-640-5630
National Stock Number (NSN) 4820-00-640-5630, or NIIN 006405630, (valve,gate) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 006405630 was cancelled on December 28, 2001, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 2915005282554.
There are 3 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 3 suppliers. Today, 3 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.
This NSN is assigned to Item Name Code (INC) 05482. [A VALVE HAVING A FLAT OR TAPERED DISK (GATE) WHICH MOVES TRANSVERSELY TO THE AXIS OF FLOW BY ROTATING OR SLIDING MOVEMENTS OF THE STEM TO OPEN OR CLOSE THE ORIFICE. IT MAY ALSO CONTAIN AN OVAL OR RECTANGULAR SHAPED SLIDE WHICH MAY BE MANUALLY, MOTOR, OR PRESSURE OPERATED THROUGH THE MEANS OF AN ARM OR ARM ASSEMBLY. THE BODY FLANGE MAY BE DESIGNED TO ACCOMMODATE TUBE TYPE CONNECTORS. IT MAY OR MAY NOT CONTAIN THERMAL RELIEF FEATURES. INCLUDES VALVE (GATE) SPECIFICALLY DESIGNED FOR THE CONTROL OF FLUID SYSTEMS IN AIRCRAFT OR MISSILES.]. 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 4820006405630 does not contain precious metals.
This information was last updated on Jul 01, 2025.