National Stock Number
5210-01-355-2173
National Stock Number (NSN) 5210-01-355-2173, or NIIN 013552173, (gage block) was assigned March 12, 1992 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 Mar 15, 2019, this NSN's acquisition method was noted as: Not established. Not established.
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 5210013552173 does not contain precious metals.
This information was last updated on Aug 01, 2025.