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 6620-01-643-6817
NSN 5990-01-395-4194
NSN 6110-00-574-5130
NSN 6685-00-434-9156
NSN 4140-00-497-3416
NSN 5975-01-134-2271
NSN 6645-01-257-8840
NSN 6220-00-838-2231
NSN 6620-00-527-6523
NSN 6135-00-973-5632
NSN 6220-00-205-2040
NSN 6105-01-202-4086