Glass ball
An item consisting of two assembled parts which, by rising and descending within a gage in response to a rate of flow,indicates on a graduated scale the volume of flow.
NSN 2925-00-963-0943
NSN 4140-00-587-7496
NSN 5855-00-198-3197
NSN 5950-00-086-3496
NSN 5895-01-535-4405
NSN 5996-00-594-8587
NSN 6685-01-420-8497
NSN 5999-01-452-3824
NSN 5965-01-501-5638
NSN 5910-01-254-0864
NSN 5920-01-118-9492
NSN 5930-01-234-7215