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 6610-01-500-5046
NSN 6110-00-854-2249
NSN 5905-00-866-1413
NSN 6320-01-323-7565
NSN 2925-01-440-9912
NSN 5910-01-435-5531
NSN 5915-01-153-7332
NSN 5985-01-025-9281
NSN 5925-00-615-8777
NSN 7035-00-096-9986
NSN 5945-01-341-1939
NSN 6650-01-494-2084