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 6150-01-023-8352
NSN 6610-01-111-9689
NSN 2925-01-251-2989
NSN 6130-01-430-2887
NSN 4140-01-017-2648
NSN 6130-01-560-6296
NSN 5996-01-518-1502
NSN 5895-00-946-8958
NSN 5930-01-108-5816
NSN 5925-00-066-6898
NSN 5925-01-462-5933
NSN 5895-01-550-2458