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 6150-00-991-3109
NSN 5985-00-074-4763
NSN 6110-00-556-8425
NSN 5999-01-577-9785
NSN 6110-01-611-1961
NSN 6150-00-787-5668
NSN 6620-01-468-6017
NSN 6220-01-025-0482
NSN 6645-01-101-2877
NSN 6650-01-157-1667
NSN 5945-01-215-1190
NSN 5998-01-292-7990