Heat treated
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 5996-01-462-0112
NSN 6130-01-352-5644
NSN 6685-00-037-9635
NSN 6610-00-242-2762
NSN 5975-01-130-0519
NSN 6130-01-548-7802
NSN 5925-01-166-9191
NSN 6130-01-655-5054
NSN 6110-01-233-7495
NSN 5920-01-298-1925
NSN 6150-00-562-3879
NSN 5999-01-100-2586