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 5999-01-044-5781
NSN 6130-01-068-4002
NSN 5999-00-486-6063
NSN 5935-01-644-7494
NSN 5910-00-620-4727
NSN 7035-00-585-2113
NSN 6240-01-092-8846
NSN 6645-00-851-6654
NSN 5855-00-610-4052
NSN 6145-00-725-7100
NSN 5998-01-300-9680
NSN 6150-01-642-7117