National Stock Number
5340-00-531-3761
National Stock Number (NSN) 5340-00-531-3761, or NIIN 005313761, (standoff,threaded,spacing) was assigned September 11, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 somewhat common among different platforms, belonging to 5 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
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 5340005313761 does not contain precious metals.
This information was last updated on Aug 01, 2025.