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 6650-01-323-1354
NSN 6620-01-417-3314
NSN 2925-00-845-1480
NSN 5985-01-579-3450
NSN 6610-00-359-2226
NSN 6320-01-489-6044
NSN 6105-00-017-3448
NSN 5990-00-010-1413
NSN 5925-00-007-2171
NSN 6130-00-001-5618
NSN 2925-01-423-8141
NSN 5905-01-433-2146