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 5930-00-505-7734
NSN 5910-01-445-1690
NSN 6145-01-575-9273
NSN 6220-00-472-4166
NSN 5905-01-363-4151
NSN 5905-01-108-4407
NSN 5935-00-557-5213
NSN 5999-00-387-5510
NSN 5945-01-136-0145
NSN 6240-01-430-6937
NSN 5910-01-633-9963
NSN 6130-01-250-2822