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 6105-01-331-6033
NSN 5905-00-359-9325
NSN 6620-00-170-5296
NSN 6145-01-329-2367
NSN 6240-01-616-6813
NSN 5960-00-726-0580
NSN 6320-00-456-2092
NSN 5999-01-142-9600
NSN 6105-01-369-1262
NSN 5895-01-480-4311
NSN 6240-01-411-5630
NSN 6135-00-128-1633