W/port seal caps
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 6135-01-204-8712
NSN 5895-01-458-6638
NSN 5985-01-378-2899
NSN 6320-01-512-2031
NSN 6240-00-269-3346
NSN 6110-01-363-0497
NSN 6685-01-362-0302
NSN 5945-00-409-8993
NSN 5985-01-145-5337
NSN 6685-01-293-3326
NSN 6105-01-430-5401
NSN 6685-01-371-3050