National Stock Number
5340-00-396-3401
National Stock Number (NSN) 5340-00-396-3401, or NIIN 003963401, (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 4 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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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.
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.]. 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 5340003963401 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.