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 6105-01-559-1826
NSN 6105-00-274-5460
NSN 5965-00-954-3011
NSN 5905-00-594-8102
NSN 5855-00-245-8461
NSN 5935-01-437-5360
NSN 6610-00-905-6780
NSN 6150-01-104-1989
NSN 5960-01-632-6576
NSN 5930-01-311-1852
NSN 5835-01-468-0579
NSN 6610-01-502-5952