Glass sight window
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 2925-01-560-4123
NSN 5855-00-925-0114
NSN 5960-00-822-6787
NSN 2925-01-385-6661
NSN 6130-01-344-9571
NSN 5965-00-061-1061
NSN 6105-01-159-5389
NSN 5945-00-110-0754
NSN 6650-01-620-2026
NSN 6650-01-255-7996
NSN 6150-01-512-0290
NSN 6620-01-483-1138