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 6650-01-501-2807
NSN 6145-00-929-4205
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NSN 4140-00-210-0552
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NSN 5930-01-162-0621
NSN 5945-01-490-3391
NSN 5998-00-340-1240
NSN 4140-01-360-0719
NSN 5985-01-257-0588
NSN 6645-01-576-6733