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 5975-01-370-7099
NSN 5905-00-529-0508
NSN 6610-01-445-9580
NSN 6150-01-365-8211
NSN 5910-01-090-0353
NSN 7035-00-117-0418
NSN 5855-01-038-2189
NSN 6105-01-336-4882
NSN 6645-01-591-3970
NSN 5925-00-347-0566
NSN 5935-01-050-1400
NSN 6135-01-052-9634