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 7035-00-679-9027
NSN 5985-01-284-4807
NSN 5990-01-328-8225
NSN 6645-01-642-3637
NSN 5930-00-019-7768
NSN 6240-00-703-6614
NSN 5950-00-245-0975
NSN 7035-01-616-3400
NSN 6645-01-391-6492
NSN 6645-01-469-2458
NSN 6220-01-285-7080
NSN 5925-01-379-0451