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 4140-01-616-6683
NSN 5945-00-581-9875
NSN 5855-01-459-9254
NSN 5935-01-494-5259
NSN 7035-01-186-0024
NSN 5835-00-450-8347
NSN 6685-01-203-5023
NSN 6150-00-933-9803
NSN 6110-01-443-9447
NSN 5925-00-493-9154
NSN 5990-00-155-2306
NSN 5998-01-231-9464