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 5950-00-707-1426
NSN 6610-01-224-7247
NSN 5935-01-264-1748
NSN 5910-01-287-3342
NSN 6650-00-226-7099
NSN 4140-01-487-5453
NSN 5999-00-143-1818
NSN 5930-01-473-9198
NSN 5996-00-512-1197
NSN 5965-00-840-6542
NSN 6320-01-582-6668
NSN 5965-01-523-8737