National Stock Number
5210-01-390-0373
National Stock Number (NSN) 5210-01-390-0373, or NIIN 013900373, (gage block) was assigned May 10, 1994 in the Federal Logistics Information System (FLIS). NIIN 013900373 was cancelled on May 1, 2010, 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 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 13797. [A HARDENED METALLIC BLOCK WITH PARALLEL PRECISION GROUND SUPERFINISHED SURFACES TO PERMIT WRINGING TOGETHER. A COMPONENT OF GAGE BLOCK SET USED IN SETUP AND INSPECTION WORK. EXCLUDES:GAGE BLOCK SET.]. 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 5210013900373 does not contain precious metals.
This information was last updated on Aug 01, 2025.