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 6150-01-206-4425
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NSN 5915-01-521-9486
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NSN 5895-01-605-5843
NSN 6105-00-347-6917
NSN 5996-01-006-2324
NSN 6320-00-593-0379
NSN 7035-00-215-3272
NSN 5855-01-612-8748
NSN 5996-01-421-4761