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 5985-01-548-8331
NSN 7035-01-100-9295
NSN 6320-01-532-7491
NSN 6135-01-180-9611
NSN 7035-00-104-7613
NSN 5910-01-525-6942
NSN 6320-00-636-0922
NSN 5996-01-205-3111
NSN 5905-01-448-7815
NSN 6220-01-446-6430
NSN 5996-01-039-2704
NSN 6130-00-311-5693