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 5920-01-570-5234
NSN 5996-00-946-3396
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NSN 5965-01-633-1281
NSN 6105-01-462-0140
NSN 5835-00-143-4153
NSN 6645-01-042-4220
NSN 5960-01-321-2750
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NSN 6105-01-106-3221