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 5930-00-056-8247
NSN 5920-01-394-4452
NSN 5855-01-199-2046
NSN 5935-01-329-1754
NSN 5915-01-102-9611
NSN 6150-00-819-4472
NSN 5996-00-368-6745
NSN 6150-01-023-1516
NSN 6105-00-063-7633
NSN 5835-01-207-6612
NSN 5999-00-683-3508
NSN 7035-01-546-4417