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 5895-01-462-0027
NSN 5935-01-513-6575
NSN 5945-01-046-9530
NSN 5930-00-331-9706
NSN 5935-01-355-2502
NSN 5935-01-242-1295
NSN 6110-01-521-6465
NSN 5985-00-183-7713
NSN 6145-00-681-1585
NSN 6105-01-222-1091
NSN 5910-01-025-6987
NSN 5930-01-043-3006