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 5996-01-213-5184
NSN 5998-01-484-2009
NSN 5910-01-378-7026
NSN 6105-00-753-5369
NSN 5905-01-198-6209
NSN 6320-01-409-1388
NSN 6135-01-521-0378
NSN 6620-01-491-1434
NSN 6110-00-910-6537
NSN 6650-01-099-1422
NSN 6145-00-099-2159
NSN 5910-00-076-6865