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 6645-01-299-4966
NSN 6130-01-446-5112
NSN 5915-01-436-7846
NSN 5990-00-773-9923
NSN 7035-00-946-2642
NSN 5835-01-026-0670
NSN 5975-00-009-8718
NSN 6105-01-497-3423
NSN 6650-01-123-3110
NSN 7035-01-513-0143
NSN 6610-01-123-7292
NSN 5915-00-686-9149