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.
NSN 6610-01-606-0380
NSN 4140-01-224-8715
NSN 7035-01-049-6776
NSN 6650-00-986-6495
NSN 6220-01-284-2709
NSN 5915-01-440-8846
NSN 5895-01-448-9587
NSN 5910-00-980-0818
NSN 2925-01-394-9658
NSN 5960-00-215-5884
NSN 5895-01-381-0537
NSN 5930-01-524-1813