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 6220-01-251-2435
NSN 6145-01-549-1585
NSN 5915-00-453-1858
NSN 5990-01-395-4194
NSN 6135-01-329-7994
NSN 6650-01-632-3501
NSN 6650-01-660-5441
NSN 6650-00-671-5106
NSN 6620-00-203-9466
NSN 6135-01-544-2630
NSN 5998-01-103-6575
NSN 5999-01-559-9027