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 4140-01-170-4700
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NSN 5965-00-217-2476
NSN 5920-01-608-3962
NSN 6650-01-415-5573
NSN 6110-00-473-2101
NSN 5990-01-254-2936
NSN 6610-01-044-9351
NSN 6220-00-816-8131
NSN 5855-01-658-4510
NSN 5935-01-213-7285
NSN 5999-01-114-2432