National Stock Number
5220-00-421-3985
National Stock Number (NSN) 5220-00-421-3985, or NIIN 004213985, (gaging member,comparator,air plug) was assigned September 20, 1972 in the Federal Logistics Information System (FLIS). NIIN 004213985 was cancelled on April 19, 2019, 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 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 10, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 34718. [AN ACCURATELY FINISHED ELEMENT OF A GAGE, COMPARATOR, AIR USED FOR CHECKING THE DIMENSIONAL CHARACTERISTICS OF A SPECIFIED HOLE.]. 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 5220004213985 contains an unknown precious metal.
This information was last updated on Jun 01, 2025.