National Stock Number
4820-00-056-3519
National Stock Number (NSN) 4820-00-056-3519, or NIIN 000563519, (valve,plug) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 05490. [A VALVE DESIGNED TO CONTROL THE FLOW OF A FLUID BY THE ROTATION OF A PORTED PLUG OR PLUG SECTOR WITHIN A SUITABLE PORTED SEAT. THE PLUG REQUIRES LUBRICATION FOR EASE OF OPERATION OR CONTAINS A BONDED COMPOSITION SEAL(S). SEE ALSO VALVE, SEATLESS AND COCK, PLUG.]. 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 4820000563519 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.