National Stock Number
6680-01-643-1178
National Stock Number (NSN) 6680-01-643-1178, or NIIN 016431178, (meter,flow rate indicating) was assigned March 20, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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) 38346. [AN INSTRUMENT FOR MEASURING THE RATE OF FLOW OF A FLUID THROUGH A PIPELINE. THIS MEASUREMENT IS INDICATED ON A GRADUATED SCALE EITHER BY MEANS OF A FLOAT CONFINED IN A TUBE, OR POINTER CONNECTED TO A VANE, OR PISTON AND SPRING OR THE LIKE. EXCLUDES:METER, FLUID FLOW INDICATING, DIFFERENTIAL PRESSURE; METER, FLUID FLOW INDICATING, ELECTROMAGNETIC; AND METER, FLUID FLOW INDICATING, ULTRASONIC.]. 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 6680016431178 does not contain precious metals.
This information was last updated on Jul 01, 2025.