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 6135-00-803-3012
NSN 5950-00-974-6581
NSN 5999-01-384-4028
NSN 5975-01-658-3058
NSN 6685-01-291-2068
NSN 5965-01-490-6704
NSN 6685-01-204-7125
NSN 5950-00-344-8313
NSN 5835-00-315-3797
NSN 6150-00-643-7314
NSN 5950-01-519-5361
NSN 6150-00-081-2063