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 5905-00-088-8936
NSN 5905-01-270-2112
NSN 5950-01-168-4639
NSN 5895-01-421-1573
NSN 6685-00-862-7005
NSN 5985-00-761-9180
NSN 6105-01-549-4225
NSN 5905-01-462-2194
NSN 5920-01-097-9927
NSN 5985-00-413-7190
NSN 6150-01-384-0060
NSN 6150-01-291-9989