Glass sight window inscribed w/the words oil level
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 5935-01-333-0066
NSN 5835-00-422-1441
NSN 5930-00-236-8045
NSN 6240-01-630-2702
NSN 5985-01-475-8711
NSN 5965-01-095-9767
NSN 5990-01-581-5103
NSN 5960-00-683-7476
NSN 5965-01-253-8699
NSN 5996-00-161-0148
NSN 6145-01-237-0153
NSN 6320-00-036-3688