An item which, by rising and descending within a gage tube in response to a rate of flow, indicates on a graduated scale the volume of flow.
NSN 5920-00-658-7219
NSN 6105-01-615-8060
NSN 6145-00-702-8816
NSN 5905-00-457-0973
NSN 5920-00-967-1396
NSN 5915-00-372-4522
NSN 4140-01-569-6487
NSN 6150-00-983-0257
NSN 5915-01-006-7821
NSN 5855-01-459-5024
NSN 6650-01-007-2786
NSN 5855-01-419-5285