National Stock Number
5220-00-197-2176
National Stock Number (NSN) 5220-00-197-2176, or NIIN 001972176, (gaging member,comparator,air plu) was assigned March 21, 1973 in the Federal Logistics Information System (FLIS). 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, only one supplier is 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 08, 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 5220001972176 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.