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 6650-00-095-6490
NSN 6620-01-602-7524
NSN 5975-00-822-2889
NSN 5855-01-468-9822
NSN 5835-01-319-4636
NSN 5895-01-535-1003
NSN 6320-01-643-0850
NSN 7035-01-374-4044
NSN 5895-00-224-4442
NSN 5996-01-454-4605
NSN 6105-01-660-9656
NSN 6240-00-168-0790