National Stock Number
4820-01-143-1440
National Stock Number (NSN) 4820-01-143-1440, or NIIN 011431440, (valve,flow control) was assigned November 28, 1982 in the Federal Logistics Information System (FLIS). NIIN 011431440 was cancelled on January 4, 2005, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4820013319616.
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, one supplier is 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) 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 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 4820011431440 does not contain precious metals.
This information was last updated on Jul 01, 2025.