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 6620-00-406-2914
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NSN 6650-01-290-4001
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NSN 5996-01-349-7059
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NSN 6320-01-585-8468
NSN 5920-01-284-8314
NSN 5835-00-941-4959
NSN 5996-01-633-7979
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NSN 5985-00-332-8758