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 5920-01-611-3490
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NSN 6320-01-583-6809
NSN 5985-01-151-9152
NSN 5985-00-222-6420
NSN 7035-01-100-2796
NSN 5855-01-504-9557
NSN 5835-01-090-0784