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 5960-00-145-5378
NSN 6145-01-508-3176
NSN 5999-00-986-1892
NSN 6145-01-221-2458
NSN 6220-01-135-3841
NSN 6610-01-409-1781
NSN 6645-01-376-2336
NSN 6105-01-108-2798
NSN 2925-01-106-8871
NSN 5925-01-596-0336
NSN 5915-01-454-9459
NSN 4140-01-364-0109