0.250 in. Min dia, 0.270 in. Max diameter center hole, see through area, indicator pointer located on center line 0.810 in. From center of center hole, 0.060 in. Wide, 0.030 deep notch for locating in fixture, side of window painted, white acrylic printing ink, indicator pointer painted, black acrylic printing ink
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 5925-01-606-4000
NSN 5895-01-563-6973
NSN 6110-01-099-6893
NSN 6645-01-486-4305
NSN 6650-00-781-3192
NSN 6130-00-553-6253
NSN 5975-00-617-3458
NSN 6150-01-207-9165
NSN 4140-01-479-2644
NSN 4140-00-408-5619
NSN 6145-01-507-1852
NSN 6650-01-102-7847