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 5950-01-411-2978
NSN 5945-01-415-5835
NSN 5945-00-195-0227
NSN 5999-01-141-6857
NSN 6320-00-456-2092
NSN 5945-00-826-7739
NSN 5855-01-634-0259
NSN 5935-00-062-4719
NSN 5835-00-969-5771
NSN 6220-01-213-6154
NSN 6110-01-114-7896
NSN 5905-01-336-2237