National Stock Number
4920-00-566-2456
National Stock Number (NSN) 4920-00-566-2456, or NIIN 005662456, (tester,pressurized cabin leakage) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4920005649809.
There are 5 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 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 10937. [A UNIT DESIGNED FOR TESTING, ON THE GROUND, THE VOLUME OF AIR LEAKAGE FROM AIRCRAFT PRESSURIZED CABINS.]. 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 4920005662456 does not contain precious metals.
This information was last updated on Jul 01, 2025.