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 5990-00-802-3060
NSN 6220-01-348-3723
NSN 5855-00-631-4565
NSN 5835-00-264-0946
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NSN 4140-00-023-4442
NSN 6150-01-029-8649
NSN 6645-01-415-6093
NSN 5998-00-235-7949
NSN 5930-01-369-3926
NSN 6240-01-441-3606