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 6150-01-371-3023
NSN 6320-01-567-9792
NSN 5920-01-595-2939
NSN 6135-01-360-1620
NSN 5999-01-374-2154
NSN 5910-00-586-9574
NSN 5930-00-737-0661
NSN 6645-01-354-7624
NSN 5935-00-404-6900
NSN 6135-01-449-0625
NSN 6145-01-344-9116
NSN 6220-01-085-4947