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 5895-01-005-6320
NSN 5999-00-186-9314
NSN 5960-00-338-9164
NSN 6130-00-471-8672
NSN 5996-01-193-5180
NSN 5990-01-568-5565
NSN 5965-01-073-6047
NSN 6105-01-362-8284
NSN 6620-00-175-0663
NSN 5985-00-728-3381
NSN 5999-01-615-7743
NSN 5925-00-510-6922