National Stock Number
4730-00-947-4561
National Stock Number (NSN) 4730-00-947-4561, or NIIN 009474561, (restrictor unit,fluid flow) was assigned March 23, 1966 in the Federal Logistics Information System (FLIS). NIIN 009474561 was cancelled on May 2, 1995, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730002339926. 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) 20933. [AN ASSEMBLY CONSISTING OF AN ORIFICE IN A FIXED PLATE, DISK, OR TUBE WITH SCREENS OR FILTERS ON ONE OR BOTH SIDES, DEPENDING ON THE DIRECTION OF FILTERED FLOW. SEE RESTRICTOR, FLUID FLOW.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730009474561 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.