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 6105-00-851-5396
NSN 6220-00-008-7508
NSN 5999-00-740-8259
NSN 5895-00-427-9617
NSN 5925-00-113-5066
NSN 6105-01-575-1256
NSN 5915-01-403-2599
NSN 6685-00-395-3272
NSN 6150-00-443-8034
NSN 5960-01-098-8437
NSN 5960-01-163-6416
NSN 6610-01-512-2025