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 5935-00-557-9889
NSN 6130-01-235-9103
NSN 5965-00-518-0958
NSN 2925-01-457-5649
NSN 5925-01-089-9791
NSN 5985-00-205-9568
NSN 5915-01-656-8877
NSN 5920-01-309-6766
NSN 5895-01-022-2819
NSN 5835-01-150-6084
NSN 5920-01-477-1690
NSN 6110-00-243-1646