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 6135-00-078-9931
NSN 5960-00-970-7960
NSN 5950-01-352-6881
NSN 5985-01-485-2416
NSN 5990-01-537-1124
NSN 6110-01-372-8920
NSN 5935-01-005-7297
NSN 5950-01-094-5930
NSN 5998-00-550-7736
NSN 5905-01-197-0460
NSN 7035-01-495-2253
NSN 5915-00-166-3515