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 6110-01-181-9925
NSN 6150-01-487-5344
NSN 6650-01-537-6906
NSN 5895-01-045-7267
NSN 5999-01-579-2193
NSN 6320-01-536-3077
NSN 6110-01-029-6805
NSN 5950-01-268-4075
NSN 6320-01-289-0946
NSN 5915-00-223-5308
NSN 5996-01-398-0037
NSN 6220-01-003-9126