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 5985-00-571-7086
NSN 5905-01-051-5494
NSN 5945-00-412-9652
NSN 5965-01-497-1367
NSN 5895-01-432-2464
NSN 5910-01-467-2404
NSN 5965-01-041-8139
NSN 5996-00-313-9180
NSN 5965-01-345-6248
NSN 6220-01-204-2767
NSN 5998-01-379-6843
NSN 5935-01-360-4387