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 6650-00-897-7083
NSN 5945-01-556-2444
NSN 5935-00-266-8506
NSN 5855-01-027-1571
NSN 5910-00-518-1477
NSN 6220-00-671-0384
NSN 6610-00-449-2703
NSN 5905-00-343-6735
NSN 6105-00-420-1221
NSN 5920-01-072-9414
NSN 6145-01-066-2524
NSN 5996-01-508-8171