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 6105-01-547-2707
NSN 2925-01-591-4030
NSN 5998-01-411-7109
NSN 5960-01-336-4239
NSN 5835-00-236-8760
NSN 5985-00-209-2591
NSN 5945-00-320-9729
NSN 6110-01-067-2121
NSN 6645-01-161-8047
NSN 2925-00-120-9302
NSN 6145-01-642-2744
NSN 6150-01-361-6073