National Stock Number
4820-00-762-8869
National Stock Number (NSN) 4820-00-762-8869, or NIIN 007628869, (valve,restrictor check) was assigned April 15, 1972 in the Federal Logistics Information System (FLIS). NIIN 007628869 was cancelled on June 2, 2002, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820011407475. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 20520. [A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.]. 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 4820007628869 does not contain precious metals.
This information was last updated on Jul 01, 2025.