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 6110-00-967-4928
NSN 5905-01-387-2920
NSN 5975-00-148-4132
NSN 6685-01-236-6698
NSN 5935-00-737-1268
NSN 5895-01-549-5891
NSN 6130-01-628-4327
NSN 5930-01-207-5017
NSN 5965-01-265-2980
NSN 5950-00-355-4034
NSN 5935-00-362-3873
NSN 5945-00-837-9081