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 5905-00-388-6346
NSN 6240-00-539-9770
NSN 5960-01-276-7836
NSN 5996-01-411-6195
NSN 6110-01-189-9964
NSN 5965-00-726-3168
NSN 5996-00-222-6049
NSN 7035-01-113-1424
NSN 5925-01-243-7009
NSN 2925-00-816-8765
NSN 6145-00-862-7069
NSN 5965-01-039-8557