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 4140-01-621-5775
NSN 2925-00-196-9003
NSN 5945-01-382-0177
NSN 6240-01-555-7701
NSN 6685-01-012-4239
NSN 6130-00-662-8557
NSN 5996-01-169-4794
NSN 6320-01-253-1028
NSN 5855-00-484-4856
NSN 5996-01-075-5184
NSN 5925-00-954-3212
NSN 6145-01-152-3534