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 6110-00-951-3026
NSN 5950-01-558-4557
NSN 6610-01-598-6052
NSN 5855-01-408-0703
NSN 6105-01-593-4002
NSN 5975-01-551-1172
NSN 5945-01-299-7846
NSN 5985-01-571-6009
NSN 2925-00-373-8837
NSN 5910-01-181-5677
NSN 6240-01-555-8649
NSN 5945-01-390-4290