An item which is a component of a water gage glass set. It is specifically designed to serve as a protection on the steam-water side of the gage glass.
NSN 5990-00-140-4559
NSN 6110-01-232-4673
NSN 5930-00-715-6732
NSN 5965-01-521-5365
NSN 5985-01-224-5667
NSN 5965-00-161-0795
NSN 6145-01-406-5051
NSN 6220-01-581-5986
NSN 5975-01-119-2989
NSN 6130-01-519-3247
NSN 5990-01-032-5160
NSN 5996-01-336-4895