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 5920-01-531-3671
NSN 6130-01-517-0196
NSN 5965-01-077-3346
NSN 5999-01-531-5755
NSN 5905-01-218-5520
NSN 5998-00-557-2832
NSN 5950-01-332-3051
NSN 6150-00-518-6651
NSN 5855-00-757-5149
NSN 6150-01-451-9627
NSN 5985-01-297-6110
NSN 5920-01-484-7065