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 6620-01-591-1761
NSN 6650-00-403-5251
NSN 5990-01-521-7890
NSN 5910-00-369-8064
NSN 4140-01-316-4071
NSN 4140-00-937-5028
NSN 6645-01-453-6184
NSN 6320-01-119-3935
NSN 6110-01-120-7652
NSN 6320-01-411-7456
NSN 6610-01-542-8825
NSN 5990-00-832-9766