An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes indicator, liquid quantity and indicator, rate of flow.
Classification: Instruments and apparatus for measuring or checking the flow or level of liquids, nesoi
NSN 5996-00-445-3981
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NSN 6110-01-454-6735
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NSN 5950-01-624-2700
NSN 6220-01-507-7560
NSN 6110-01-501-9707
NSN 5998-01-070-8911
NSN 5895-01-546-6309
NSN 2925-01-318-8853
NSN 4140-01-303-2031