2 adjacent corners cut off 45 degrees and 1.968 in. From center
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 6145-00-226-4468
NSN 6610-00-278-7647
NSN 5930-00-383-9513
NSN 6220-00-113-3622
NSN 6135-01-478-4657
NSN 5835-00-707-6266
NSN 5920-01-563-2010
NSN 7035-00-631-3782
NSN 4140-00-078-9057
NSN 5930-01-528-4418
NSN 6135-01-622-1296
NSN 6320-01-247-0898