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 6105-00-610-0538
NSN 4140-00-114-7634
NSN 5930-01-376-4203
NSN 5990-01-065-0492
NSN 6145-00-891-3509
NSN 6135-01-440-9412
NSN 5935-00-269-5516
NSN 5855-01-634-0259
NSN 5996-01-417-3139
NSN 5920-00-246-5992
NSN 6620-00-305-8481
NSN 2925-00-934-8383