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 6110-00-960-7341
NSN 5925-00-627-2011
NSN 6135-00-276-7625
NSN 6110-01-391-9997
NSN 6105-00-565-3227
NSN 6105-00-801-4442
NSN 5935-01-474-3033
NSN 4140-01-369-8734
NSN 5895-01-391-6785
NSN 5960-01-602-6009
NSN 5895-00-327-8805
NSN 5915-00-937-2680