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 5965-01-330-9152
NSN 5935-01-554-7978
NSN 5905-01-578-6998
NSN 5855-01-076-5202
NSN 4140-00-097-0167
NSN 5945-01-560-1059
NSN 5855-01-359-8592
NSN 5895-01-465-4942
NSN 5935-01-360-7472
NSN 6685-01-076-2678
NSN 6110-01-527-2630
NSN 5905-00-584-2861