National Stock Number (NSN) 5340-00-393-4078, or NIIN 003934078, (bolt assembly,clamp) was assigned April 5, 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jul 18, 2019. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE5E319V9651, SPE5E319V7649, SPE5E319V7649, SPE5E319V2800, SPM8E611V0762. The total value of the awarded contracts has been US$ 21,887.94.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
There has been a small amount of 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.) 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) 20271. [A THREADED ITEM HAVING AN EYE ON ONE END DESIGNED TO ACCOMMODATE A HINGE PIN, OR A PIN INSERTED AT RIGHT ANGLES TO THE SHANK. IT MUST HAVE AN ADJUSTING NUT ASSEMBLED ON THE THREADS. THE END OF THE THREADS MAY BE HEADED, OR A CAP NUT OR SIMILAR DEVICE ATTACHED TO PREVENT DISASSEMBLY OF THE ADJUSTING NUT. IT MAY ALSO HAVE A WASHER, COLLAR OR RETAINER ASSEMBLED BETWEEN THE NUT AND HINGE MOUNTED END. INCLUDES ITEMS HAVING A BRACKET OR LUG MOUNTING. IT IS USED TO RIGIDLY CLAMP ITEMS TO A STRUCTURE, INSTRUMENT, OR THE LIKE.]. 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 5340003934078 does not contain precious metals.
This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.
This information was last updated on Jul 01, 2025.