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 6150-01-007-6097
NSN 5965-01-534-6396
NSN 5999-01-434-9005
NSN 6620-01-144-0827
NSN 2925-00-419-5868
NSN 5950-01-265-6995
NSN 5895-00-166-0962
NSN 5905-00-448-2594
NSN 5960-00-418-3588
NSN 6645-01-382-0292
NSN 6110-01-343-4538
NSN 6150-00-068-8493