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 5985-00-100-0140
NSN 5960-00-081-6022
NSN 6620-00-112-1214
NSN 5930-00-283-4250
NSN 5950-01-142-8302
NSN 5915-01-546-9868
NSN 6105-01-118-3668
NSN 5920-01-076-5467
NSN 6220-01-536-1965
NSN 5920-00-761-8062
NSN 5905-00-127-4889
NSN 5915-01-266-0610