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 5960-01-239-4194
NSN 6220-01-242-6702
NSN 5985-01-463-9112
NSN 5985-01-124-9694
NSN 6610-00-179-2717
NSN 5935-00-392-1924
NSN 6105-01-244-7778
NSN 5985-00-019-3612
NSN 5945-01-387-7949
NSN 5930-01-634-0659
NSN 5998-01-410-8708
NSN 2925-01-518-3453