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 5855-01-068-3683
NSN 7035-01-372-0421
NSN 6685-00-033-7933
NSN 5965-01-005-6617
NSN 5930-01-317-6456
NSN 5999-01-570-6421
NSN 6145-00-245-1180
NSN 6650-00-698-5869
NSN 6650-01-364-8504
NSN 6105-01-320-0804
NSN 7035-00-497-8784
NSN 6110-00-752-2757