National Stock Number
5210-00-999-9422
National Stock Number (NSN) 5210-00-999-9422, or NIIN 009999422, (gage,cannon bore erosion) was assigned April 6, 1966 in the Federal Logistics Information System (FLIS). NIIN 009999422 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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) 22248. [A GAGE EMPLOYING A VERNIER TYPE SLIDE SPECIALLY DESIGNED AS A MAINTENANCE TOOL TO MEASURE THE AMOUNT OF EROSION OF THE BORE DIAMETER OF A CANNON (AS MODIFIED). IT MAY INCLUDE A CASE. SEE ALSO BORESCOPE.]. 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 5210009999422 does not contain precious metals.
This information was last updated on Aug 01, 2025.