National Stock Number
5220-00-540-3940
National Stock Number (NSN) 5220-00-540-3940, or NIIN 005403940, (gage,snap,thread roll) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 10, 1998, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 17658. [A GAGE USED FOR THE DIMENSIONAL CONTROL OF A SPECIFIED EXTERNAL THREAD. IT CONSISTS OF A C-TYPE FRAME AND GAGING MEMBERS (ROLLS). THE GAGING MEMBERS MAY BE SET AND LOCKED T0 SPECIFIED MAXIMUM AND/OR MINIMUM LIMITS WITHIN THE GIVEN SIZE RANGE OF THE GAGE.]. 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 5220005403940 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.