National Stock Number
6680-00-405-2364
National Stock Number (NSN) 6680-00-405-2364, or NIIN 004052364, (meter,fluid flow indicating,differential pressure) was assigned April 7, 1971 in the Federal Logistics Information System (FLIS). NIIN 004052364 was cancelled on May 1, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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.
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 6680004052364 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.