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 6610-00-946-6146
NSN 5990-00-155-2306
NSN 2925-01-105-5446
NSN 6145-01-566-0865
NSN 5910-01-325-6019
NSN 5895-01-272-2956
NSN 5910-01-167-9155
NSN 5998-01-633-7180
NSN 6240-01-512-1856
NSN 5996-00-351-2369
NSN 6240-01-480-7608
NSN 6150-01-112-0391