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 7035-00-104-7613
NSN 7035-01-033-3007
NSN 5990-01-027-8260
NSN 5935-01-452-2725
NSN 6240-00-789-3370
NSN 5950-00-918-3687
NSN 6150-01-505-6474
NSN 5998-01-385-0739
NSN 2925-01-032-3814
NSN 5910-01-447-5991
NSN 6620-01-346-9340
NSN 5975-00-541-8531