National Stock Number
6680-00-405-2365
National Stock Number (NSN) 6680-00-405-2365, or NIIN 004052365, (meter,fluid flow indicating,differential pressure) was assigned April 7, 1971 in the Federal Logistics Information System (FLIS). NIIN 004052365 was cancelled on December 2, 2001, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6680012357462. 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 assigned to Item Name Code (INC) 08249. [AN INSTRUMENT DESIGNED TO MEASURE THE RATE OF FLOW OF A FLUID THROUGH A PIPELINE, BASED ON THE EXACT RELATION WHICH DIFFERENTIAL PRESSURE BEARS TO FLUID VELOCITY, AND THIS MEASUREMENT INDICATED ON A GRADUATED SCALE BY A POINTER DIRECTLY CONNECTED TO A MERCURY OR OIL SEALED BELL OR A BELLOWS. IT MAY OR MAY NOT HAVE A TOTALIZING INTEGRATOR REGISTER BUILT IN. EXCLUDES: METER, FLOW RATE INDICATING; METER, FLUID FLOW INDICATING, ELECTROMAGNETIC; AND METER, FLUID FLOW INDICATING, ULTRASONIC.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6680004052365 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.