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 5985-01-342-0995
NSN 5998-01-168-4055
NSN 5905-01-208-3393
NSN 5905-00-004-7789
NSN 6610-01-449-6676
NSN 5930-00-647-1064
NSN 6610-00-336-2404
NSN 6650-00-754-2276
NSN 6150-01-204-5627
NSN 5935-01-103-4904
NSN 5905-01-310-7629
NSN 6135-01-296-1860