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 5910-00-153-0024
NSN 5960-01-069-8028
NSN 6685-01-149-6398
NSN 6135-01-265-1384
NSN 5945-01-541-7682
NSN 7035-01-413-6697
NSN 5965-01-555-8007
NSN 6220-01-571-4276
NSN 5895-00-596-8678
NSN 6135-01-315-9214
NSN 5835-01-026-0670
NSN 5950-01-276-5625