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 6135-01-354-5535
NSN 6130-00-050-0859
NSN 5935-01-097-2288
NSN 5920-01-050-7474
NSN 5910-01-418-0991
NSN 2925-01-264-5256
NSN 5945-01-276-2765
NSN 5930-00-118-9960
NSN 7035-01-487-6481
NSN 6610-00-830-9149
NSN 6135-00-826-4798
NSN 5930-01-281-2726