National Stock Number
5342-01-257-4573
National Stock Number (NSN) 5342-01-257-4573, or NIIN 012574573, (coupling,clamp,grooved) was assigned June 19, 1987 in the Federal Logistics Information System (FLIS). NIIN 012574573 was cancelled on November 2, 2006, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5342014302392. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 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 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 5342012574573 does not contain precious metals.
This information was last updated on Aug 01, 2025.