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 5905-00-968-6262
NSN 6110-01-381-9287
NSN 5945-00-099-9857
NSN 6685-01-117-0892
NSN 5895-01-406-6266
NSN 5935-00-182-4791
NSN 5950-01-371-2588
NSN 5985-01-545-8637
NSN 5990-00-826-7928
NSN 5965-00-303-9701
NSN 6240-00-226-0462
NSN 6645-01-423-4617