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 5835-00-124-9995
NSN 5895-00-156-7282
NSN 6685-00-442-2779
NSN 5895-01-383-4330
NSN 6145-01-256-8225
NSN 5905-01-505-3040
NSN 6145-01-654-1666
NSN 6130-01-535-6871
NSN 5945-01-167-8498
NSN 5950-01-406-0798
NSN 5990-00-173-9401
NSN 6240-01-249-9840