Heat treated
A piece of transparent material specifically designed to be placed directly in front of a dial or scale to protect it from foreign matter. It is cut to size and may include a frame. It may have an index line or other marking. See also window, observation; and dial, scale.
Classification: Clock or watch glass; glasses for noncorrective spectagles not optically worked; hollow glass spheres and their segments for the mnfctr ofsuch glasses
NSN 5935-00-276-9399
NSN 5960-00-185-9974
NSN 5910-00-244-1622
NSN 6105-01-343-2565
NSN 6610-01-633-8931
NSN 5905-00-752-3361
NSN 5835-00-389-2816
NSN 5855-01-532-3309
NSN 5999-00-429-4779
NSN 6320-01-399-6177
NSN 6240-01-376-3697
NSN 5960-00-281-0824