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 5905-01-217-9745
NSN 6105-01-546-6807
NSN 2925-00-682-5028
NSN 6150-01-625-1915
NSN 5935-00-225-8689
NSN 5895-00-107-0198
NSN 5935-00-929-6123
NSN 5965-01-048-4767
NSN 5930-01-322-4518
NSN 6240-00-474-5809
NSN 6685-00-951-3498
NSN 5999-01-660-8295