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 6105-01-148-5853
NSN 5998-00-513-5680
NSN 5998-01-442-5221
NSN 5895-01-473-6834
NSN 6240-01-138-6453
NSN 6105-00-087-9071
NSN 5960-01-627-6547
NSN 6110-01-328-1644
NSN 5910-01-650-3405
NSN 5999-00-259-0499
NSN 6685-01-433-7723
NSN 5915-01-592-3270