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 6105-01-415-9351
NSN 5835-01-566-5462
NSN 2925-01-437-9041
NSN 5998-00-114-5269
NSN 2925-01-435-9057
NSN 6150-00-146-7964
NSN 6130-01-062-2244
NSN 6620-01-398-4175
NSN 6110-01-116-2353
NSN 5935-01-147-5432
NSN 5945-01-381-1356
NSN 5998-01-146-4367