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 5985-01-605-2306
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NSN 5930-00-772-7056
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NSN 6650-01-614-7328
NSN 6685-00-108-6374
NSN 6320-01-506-9439
NSN 6685-00-588-1525
NSN 6620-01-129-8943
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NSN 5910-00-225-8489