Modeline no. 502 green line sight glass and two modelife 77 washers; 0.250 in. Drain
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 4140-01-434-6292
NSN 5925-00-509-8773
NSN 5905-01-044-5606
NSN 5930-01-065-6184
NSN 5950-01-309-9304
NSN 5999-00-359-7336
NSN 6645-00-321-6071
NSN 5965-00-624-4134
NSN 6135-01-487-0664
NSN 5965-01-593-8749
NSN 5975-01-598-3326
NSN 4140-01-305-4446