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 5990-01-481-2331
NSN 5998-01-055-6043
NSN 6650-01-589-1892
NSN 5975-01-447-2771
NSN 5985-00-902-7954
NSN 6150-01-480-0421
NSN 7035-01-271-1643
NSN 5996-01-301-4855
NSN 4140-00-283-6843
NSN 5835-01-645-2892
NSN 5950-01-138-0683
NSN 6110-00-551-8321