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 5835-01-485-0210
NSN 6105-01-239-7626
NSN 6610-01-290-2627
NSN 5895-00-434-5721
NSN 5965-00-575-4089
NSN 6320-01-281-6028
NSN 5835-01-281-7281
NSN 5920-01-078-9497
NSN 5975-01-600-3914
NSN 5950-00-834-0475
NSN 6220-01-495-3301
NSN 6150-01-431-9727