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 6645-00-246-4934
NSN 5960-00-148-4493
NSN 6145-01-026-0030
NSN 5999-01-123-2461
NSN 6645-01-648-4439
NSN 6320-01-103-6218
NSN 6240-00-165-5868