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 6685-01-076-4703
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NSN 5996-01-570-4583
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NSN 5905-00-901-5359
NSN 5920-00-854-3573
NSN 5999-01-248-0602
NSN 6220-01-435-2253
NSN 5910-01-521-1467
NSN 5895-01-412-1978
NSN 4140-01-653-7856