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 6110-01-410-8934
NSN 2925-01-187-5480
NSN 6240-01-099-8826
NSN 6240-01-340-7591
NSN 5935-01-457-0634
NSN 6320-01-372-2796
NSN 5998-01-278-9364
NSN 6320-00-089-9426
NSN 6620-00-911-1577
NSN 5996-01-016-2724
NSN 6105-01-591-4356
NSN 5950-00-243-9040