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 6685-00-910-8898
NSN 5985-01-079-2859
NSN 5965-00-518-0958
NSN 6685-01-546-4234
NSN 5935-01-546-5466
NSN 5895-01-190-5186
NSN 5945-00-138-3486
NSN 5915-01-388-2911
NSN 6145-01-080-0093
NSN 2925-00-295-8109
NSN 5960-01-215-0277
NSN 6220-01-088-6604