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 5945-01-014-3810
NSN 6130-01-381-3304
NSN 6135-01-265-1384
NSN 5915-00-383-1471
NSN 5855-01-548-0500
NSN 6150-00-677-3176
NSN 5960-01-462-6267
NSN 5835-01-431-6877
NSN 6110-00-518-2998
NSN 5920-00-829-3634
NSN 6320-01-317-3663
NSN 5996-01-526-2735