National Stock Number
6680-01-360-4989
National Stock Number (NSN) 6680-01-360-4989, or NIIN 013604989, (meter,fluid flow indicating,diff) was assigned June 25, 1992 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. 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, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 26, 1992, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 has critical features 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 6680013604989 does not contain precious metals.
This NSN is associated to Schedule B 9031808080: other measuring or checking instruments, appliances and machines, nesoi in chapter 90. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Jun 01, 2025.