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 5915-01-087-0314
NSN 5920-01-171-1766
NSN 5835-00-106-2120
NSN 5905-01-317-3861
NSN 5925-01-084-5421
NSN 6620-00-406-5906
NSN 5910-01-403-2812
NSN 5930-01-399-4098
NSN 2925-00-583-9669
NSN 5985-00-491-0654
NSN 5920-00-815-5599
NSN 5945-01-590-7315