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 6145-01-101-0890
NSN 6220-01-654-9453
NSN 5996-01-416-1489
NSN 6220-00-717-5099
NSN 6240-00-905-8789
NSN 6610-01-550-2368
NSN 5905-01-160-7546
NSN 2925-01-562-8051
NSN 5895-01-025-9295
NSN 6685-01-169-4345
NSN 5925-00-439-4025
NSN 4140-01-231-5031