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 6105-01-299-9135
NSN 6320-01-029-4220
NSN 5910-00-585-0361
NSN 5965-00-317-1679
NSN 6610-00-731-9532
NSN 5905-01-379-0956
NSN 5925-01-631-4207
NSN 6105-00-246-2580
NSN 5935-01-314-9620
NSN 5935-01-142-9941
NSN 5835-01-171-9126
NSN 6240-01-620-5511