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 5915-00-522-7775
NSN 6685-00-453-9357
NSN 6130-00-788-4551
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NSN 5835-01-126-9358
NSN 5915-00-908-8661
NSN 5855-00-631-4565
NSN 5835-00-794-7500
NSN 6650-01-375-0507
NSN 6105-00-498-6731