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 6620-01-234-1799
NSN 5999-00-398-1583
NSN 6105-00-832-3140
NSN 5996-00-205-2933
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NSN 6220-01-054-9112
NSN 5950-01-653-6809
NSN 6610-01-523-8547
NSN 6320-01-481-7322
NSN 6220-00-789-5880
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NSN 5915-00-960-4786