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 5920-00-903-1849
NSN 5945-01-220-9923
NSN 5905-01-251-7031
NSN 5935-00-127-6273
NSN 5915-01-577-4016
NSN 5998-01-397-0650
NSN 6320-01-600-5808
NSN 5965-00-042-5433
NSN 5910-01-415-5758
NSN 5915-01-410-7822
NSN 5915-01-360-5612
NSN 6105-01-648-5790