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 5999-00-208-3797
NSN 5998-00-265-1001
NSN 5996-00-832-2553
NSN 5998-01-442-7743
NSN 6610-00-614-7943
NSN 5930-00-085-4522
NSN 5950-01-303-8706
NSN 6150-01-335-4393
NSN 5965-00-506-9817
NSN 6610-00-657-5006
NSN 6105-01-323-1812
NSN 5895-00-189-7021