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 6320-01-166-3602
NSN 6240-01-507-1362
NSN 6320-00-504-1214
NSN 6105-00-205-0655
NSN 6240-01-177-9361
NSN 6320-00-242-3300
NSN 6130-01-470-6550
NSN 7035-01-631-9354
NSN 6105-01-465-3463
NSN 5965-01-265-6814
NSN 5950-01-298-7844
NSN 5996-00-325-6285