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 6110-01-147-3683
NSN 5935-00-679-8405
NSN 6620-01-583-8155
NSN 5990-01-076-8901
NSN 6150-01-335-9760
NSN 6610-01-485-5083
NSN 6645-01-534-5545
NSN 5998-01-320-3939
NSN 5998-01-344-0499
NSN 6105-00-501-4768
NSN 5960-00-539-7914
NSN 5920-01-125-6469