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 6620-01-548-7441
NSN 5999-01-524-8766
NSN 5998-01-060-9477
NSN 6130-01-438-1444
NSN 6110-00-338-9015
NSN 6150-01-516-4073
NSN 5950-00-360-7751
NSN 5996-01-317-1665
NSN 5835-00-969-5771
NSN 6110-01-442-9397
NSN 6145-01-427-3520
NSN 6685-01-133-8948