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 5945-00-399-5897
NSN 5960-01-350-4288
NSN 5985-00-198-7694
NSN 5895-01-472-7799
NSN 7035-00-275-5604
NSN 5998-01-288-2265
NSN 5965-00-882-6949
NSN 5990-00-518-0684
NSN 6110-00-858-1948
NSN 6145-00-278-0697
NSN 6320-01-366-5157
NSN 5930-00-833-2280