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 6130-00-843-5087
NSN 6610-01-574-3260
NSN 5920-01-634-0250
NSN 6135-01-177-3552
NSN 6150-01-093-9242
NSN 5895-01-338-7259
NSN 6320-01-459-6992
NSN 5998-01-398-0471
NSN 6320-00-116-3658
NSN 6130-01-163-4220
NSN 6685-01-025-6765
NSN 6610-01-388-8664