National Stock Number
4820-01-082-1631
National Stock Number (NSN) 4820-01-082-1631, or NIIN 010821631, (valve,flow control) was assigned August 27, 1979 in the Federal Logistics Information System (FLIS). NIIN 010821631 was cancelled on September 2, 2002, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4130003913924. 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, 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) 45506. [AN INLINE OR CARTRIDGE TYPE ITEM DESIGNED TO CONTROL THE FLOW OF FLUIDS WITHIN A CLOSED SYSTEM. EXCLUDES ITEMS ACTUATED BY A PREDETERMINED PRESSURE AND/OR TEMPERATURE, ITEMS DESIGNED FOR USE WITH BREATHING GASSES, OR THOSE DESIGNED TO VENT OR CALIBRATE FLUIDS.]. 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 4820010821631 does not contain precious metals.
This information was last updated on May 01, 2025.