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
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NSN 5930-01-249-7928
NSN 4140-01-435-7515
NSN 6145-01-519-6280
NSN 5855-01-400-1590
NSN 5950-01-519-8947
NSN 7035-01-601-7303
NSN 5920-00-189-4657