Heat treated
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 5990-00-341-3194
NSN 5905-01-605-1283
NSN 5999-01-215-4867
NSN 5996-00-026-9118
NSN 5930-01-479-6025
NSN 6610-00-989-8912
NSN 5925-01-322-4366
NSN 6650-01-618-1605
NSN 5999-00-795-8032
NSN 5835-01-431-6877
NSN 6105-00-222-9288
NSN 5945-00-761-9037