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 7035-01-327-4017
NSN 5960-01-522-0391
NSN 7035-01-085-5955
NSN 5935-00-055-5879
NSN 5950-01-408-6799
NSN 5999-01-188-7225
NSN 5835-00-341-5441
NSN 6150-01-441-6983
NSN 6110-00-959-6522
NSN 6150-00-559-3783
NSN 5985-01-243-0495
NSN 5925-01-360-0641