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 6240-01-257-9004
NSN 5905-01-059-7890
NSN 5990-00-863-8628
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NSN 5855-00-885-8452
NSN 6130-01-259-4387
NSN 4140-01-446-8592
NSN 6150-01-551-5942
NSN 5945-01-523-6751
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NSN 5996-01-371-2958