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 5960-00-984-9926
NSN 6110-00-542-2202
NSN 5998-01-227-5430
NSN 5999-01-134-8157
NSN 5965-00-103-5000
NSN 5855-01-657-7657
NSN 6150-01-527-6684
NSN 5965-01-452-8181
NSN 5905-00-307-6263
NSN 5935-01-422-9316
NSN 5950-01-607-2020
NSN 6320-01-449-1014