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 5925-01-426-6923
NSN 5835-01-576-9013
NSN 5960-01-213-6292
NSN 5996-01-517-2328
NSN 6150-00-295-5714
NSN 5975-01-201-0516
NSN 6685-01-625-9138
NSN 5950-00-859-4921
NSN 5960-01-341-5198
NSN 5835-01-485-0210
NSN 5975-00-809-1000
NSN 5905-00-944-8001