National Stock Number (NSN) 5342-00-277-8401, or NIIN 002778401, (coupling,clamp,grooved) was assigned August 8, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A724PE066, SPE4A724PE066, SPE4A619F5982, SPE4A619F5982. The total value of the awarded contracts has been US$ 62,951.38.
This NSN is unique to one weapons system.
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 Feb 09, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20319. [A METAL LOOP HAVING EITHER A V OR U CROSS SECTION OR CHANNELLED SEGMENT(S). IT MAY BE ATTACHED TO A FLAT BAND. IT IS DESIGNED TO CREATE A FLUID TIGHT JOINT AND/OR CONNECT PIPE, TUBING, TANK COVER(S), DUCT(S) AND THE LIKE, BY MATING WITH FLANGED OR BEADED FERRULE(S), FLARED, OR BEADED ENDS. IT MAY OR MAY NOT HAVE A SEALING INNER LINER. A LATCH OR LATCHES OF THE QUICK COUPLING TYPE, NUT OR BOLT TYPE, OR THREADED TRUNNION TYPE IS (ARE) USED TO LOCK AND ADJUST THE BAND. EXCLUDES:COUPLING, CLAMP, PIPE AND RING, LOCKING, METAL DRUM COVER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5342002778401 contains silver.
This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.
This information was last updated on Aug 01, 2025.