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 6610-00-895-3854
NSN 4140-01-444-1746
NSN 5990-00-206-3753
NSN 6620-01-171-9597
NSN 6240-01-541-5395
NSN 5996-00-950-9084
NSN 6105-01-565-7584
NSN 5945-00-149-0619
NSN 5975-01-562-7011
NSN 6320-00-937-5625
NSN 2925-00-989-0523
NSN 5925-01-444-9819