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 5990-00-165-9195
NSN 4140-01-442-8120
NSN 6320-00-228-5678
NSN 5915-01-561-4967
NSN 6220-00-200-7888
NSN 5996-01-601-1299
NSN 5915-01-389-4081
NSN 5965-01-496-4765
NSN 5999-01-427-3702
NSN 5835-00-222-3956
NSN 6620-01-292-5072
NSN 5985-01-068-6807