National Stock Number
5340-01-239-8122
National Stock Number (NSN) 5340-01-239-8122, or NIIN 012398122, (standoff,threaded,spacing) was assigned September 4, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, 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) 40280. [A STANDOFF THAT MUST HAVE A THREADED END(S) OR BE INTERNALLY THREADED ITS FULL LENGTH. FOR ITEMS HAVING EXTERNAL THREADS ON BOTH ENDS, SEE STUD (AS MODIFIED). FOR ITEMS WITH AN OUTSIDE CONTOUR THAT IS THE SAME FOR THE ENTIRE LENGTH, ARE FLAT ON TOP AND BOTTOM, HAVING INTERNAL THREADS ITS FULL LENGTH, AND THE LENGTH DOES NOT EXCEED TWICE THE WIDTH ACROSS THE FLATS OR OUTSIDE DIAMETER, SEE NUT (AS MODIFIED); USE MAXIMUM DIMENSIONS(S) FOR COMPLIANCE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5340012398122 does not contain precious metals.
This information was last updated on Aug 01, 2025.