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 5915-00-835-9413
NSN 5950-01-559-4028
NSN 5855-01-027-1571
NSN 6110-00-675-0101
NSN 5920-01-174-8540
NSN 6130-01-272-7739
NSN 5985-00-726-9190
NSN 5915-01-428-9977
NSN 5950-01-195-7310
NSN 5915-01-064-4774
NSN 6685-01-160-0215
NSN 5855-00-118-8762