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 5990-01-238-1975
NSN 4140-00-720-4993
NSN 5895-01-510-4836
NSN 6105-01-551-1696
NSN 6685-01-461-9339
NSN 6650-01-467-2355
NSN 5965-00-905-6895
NSN 6135-00-613-1068
NSN 6105-00-149-7956
NSN 5930-01-453-7684
NSN 2925-00-228-8854
NSN 5930-01-220-9420