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 6320-01-279-0343
NSN 5925-00-393-2410
NSN 6610-00-421-9853
NSN 6105-01-018-7688
NSN 5998-00-500-6159
NSN 5935-01-167-9125
NSN 6130-01-631-2221
NSN 6150-00-233-6356
NSN 6150-00-224-4887
NSN 5960-01-237-2336
NSN 5905-00-432-7737
NSN 4140-00-985-8202