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 6320-00-521-9350
NSN 5998-01-587-6025
NSN 6650-00-710-0076
NSN 5925-01-512-0779
NSN 6220-01-433-0493
NSN 5950-01-353-4146
NSN 5990-01-633-9503
NSN 6220-01-207-0523
NSN 6240-00-393-1161
NSN 6645-01-526-8782
NSN 5999-00-351-5369
NSN 7035-01-263-5463