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 6130-01-064-6665
NSN 5998-00-466-3142
NSN 6150-01-564-4902
NSN 7035-00-585-2113
NSN 5905-00-615-5990
NSN 6150-01-102-0792
NSN 7035-01-265-0216
NSN 6105-01-071-9406
NSN 5996-00-928-7612
NSN 5855-01-095-5299
NSN 5996-01-469-6165
NSN 6130-01-509-6450