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 5915-01-541-3957
NSN 6610-01-298-8667
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NSN 6620-01-573-1952
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NSN 5835-01-114-3194
NSN 5945-00-466-3748
NSN 6645-01-454-4187
NSN 5915-01-067-8604
NSN 4140-01-089-8004
NSN 6645-00-179-8676
NSN 5910-01-368-5410