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 5910-01-127-9383
NSN 6220-01-124-4062
NSN 5998-01-417-3149
NSN 6620-01-528-7510
NSN 5925-00-615-8777
NSN 5965-01-200-6613
NSN 5960-01-328-8248
NSN 6220-01-302-3950
NSN 2925-00-295-8109
NSN 6110-00-170-6520
NSN 6685-01-298-2118
NSN 6130-01-519-8350