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.
NSN 6220-00-331-7291
NSN 5930-00-177-9383
NSN 6135-01-657-0554
NSN 6150-01-414-1822
NSN 5925-00-529-3950
NSN 6240-00-169-6408
NSN 6145-01-596-4962
NSN 5935-01-415-1527
NSN 5915-00-205-2615
NSN 5950-00-300-1698
NSN 2925-00-535-0372
NSN 5990-01-357-6175