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 5990-00-372-5177
NSN 6130-01-359-4723
NSN 5999-01-215-1236
NSN 5950-01-388-3465
NSN 5855-01-371-5645
NSN 5985-00-343-3632
NSN 5835-01-537-1228
NSN 6150-01-437-6288
NSN 6105-00-573-1289
NSN 5930-00-235-0108
NSN 5950-01-411-6981
NSN 5965-01-302-2719