Departure from cited document: as modofied by o/a diameter and material thickness
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 5910-01-305-2914
NSN 6110-01-268-1723
NSN 5975-01-322-8515
NSN 5996-01-204-9747
NSN 5996-00-937-6518
NSN 6685-00-278-9496
NSN 5905-01-431-7951
NSN 5996-01-298-2133
NSN 2925-00-947-9814
NSN 6135-00-269-5843
NSN 6620-01-431-9176
NSN 5925-01-620-6013