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 5945-01-027-6306
NSN 5965-01-210-7784
NSN 5990-00-994-0555
NSN 6650-00-526-7785
NSN 5910-01-381-3009
NSN 5998-00-788-3260
NSN 5920-01-063-7427
NSN 5985-00-074-4763
NSN 5925-00-179-8327
NSN 5996-00-792-9758
NSN 5930-00-105-3723
NSN 5965-01-176-9052