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 5920-00-755-6265
NSN 5945-01-075-6528
NSN 5990-00-253-6694
NSN 6105-01-105-8332
NSN 5895-01-425-9858
NSN 5975-01-152-2635
NSN 7035-00-020-2227
NSN 5965-00-333-3359
NSN 5915-01-348-3018
NSN 6620-01-200-8176
NSN 5920-01-355-7473
NSN 7035-01-247-2848