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 5960-00-809-7852
NSN 5985-01-297-7619
NSN 5925-01-515-1378
NSN 6220-01-567-2426
NSN 5996-00-283-7385
NSN 5999-00-974-5588
NSN 6320-00-646-3311
NSN 6645-00-401-5563
NSN 2925-00-163-9016
NSN 6685-00-203-2389
NSN 6135-00-557-8874
NSN 6145-01-027-6571