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 6610-01-596-6852
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NSN 7035-00-782-7046
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NSN 6645-01-020-3142
NSN 5925-00-539-8372
NSN 6150-01-643-1803
NSN 5925-00-442-1943
NSN 5960-01-632-6576
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NSN 5935-01-012-6937