National Stock Number
5340-00-389-3688
National Stock Number (NSN) 5340-00-389-3688, or NIIN 003893688, (clamp,synchro) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
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. (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) 40268. [A CLAMP DESIGNED TO HOLD AN ITEM IN POSITION, ALIGNMENT OR IN CLOSE PROXIMITY BY RIGIDLY GRIPPING THE PROJECTING RIM, RIDGE, COLLAR OR EDGE OF THE ITEM. A LOCKWASHER, BOLT, SCREW OR THE LIKE MAY BE A PART OF THE ITEM OF SUPPLY.]. 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 5340003893688 does not contain precious metals.
This NSN is associated to Schedule B 8205700090: clamps and similar handtools, not vises, and parts. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.