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 5935-01-447-8167
NSN 6105-01-127-2009
NSN 5998-00-141-9872
NSN 5998-00-148-4604
NSN 5975-00-299-1202
NSN 5960-01-131-6581
NSN 5915-01-471-2456
NSN 5975-00-301-5762
NSN 5930-01-358-0408
NSN 2925-01-282-3206
NSN 5930-01-422-0537
NSN 5905-01-526-8195