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 5996-01-026-8807
NSN 5999-00-961-6159
NSN 6220-01-298-9242
NSN 5996-01-535-0963
NSN 6610-01-250-2811
NSN 6620-00-456-0404
NSN 6240-00-290-4185
NSN 5999-00-236-4636
NSN 6110-00-281-3676
NSN 5930-00-835-7880
NSN 6150-01-449-1040
NSN 5975-00-374-5245