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 5996-00-401-1845
NSN 5920-00-350-9474
NSN 5996-00-613-1761
NSN 6220-01-443-7731
NSN 5996-01-380-1867
NSN 5925-00-053-3536
NSN 5975-01-015-2697
NSN 6610-01-333-2381
NSN 5915-01-487-3670
NSN 5960-00-907-9161
NSN 5915-00-140-1988
NSN 5960-01-116-7052