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 5945-01-615-1962
NSN 5960-00-924-9627
NSN 5965-01-497-5961
NSN 6620-00-035-5813
NSN 5985-00-033-5967
NSN 7035-00-063-5245
NSN 6145-00-182-9797
NSN 5975-00-847-8850
NSN 6685-00-321-3634
NSN 6645-00-226-0657
NSN 6685-01-407-8675
NSN 6685-01-473-0547