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 6645-01-442-4032
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NSN 6620-01-290-2973
NSN 6650-01-577-5309
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NSN 5985-01-365-3400
NSN 6610-01-044-4740
NSN 6150-01-425-1311
NSN 5910-00-528-9714
NSN 2925-00-536-4574
NSN 6105-01-207-8332