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 5930-00-945-8024
NSN 5998-00-930-4467
NSN 5895-01-347-3672
NSN 5998-01-634-0604
NSN 5996-01-400-0917
NSN 5975-00-276-3436
NSN 6110-01-345-8240
NSN 5975-01-262-1948
NSN 5950-00-964-4019
NSN 5975-01-283-7847
NSN 5945-00-467-9319
NSN 5835-00-833-7080