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 6650-01-025-8803
NSN 5998-01-552-3296
NSN 6150-01-459-1293
NSN 5835-00-222-3956
NSN 2925-01-183-2897
NSN 5985-01-651-8752
NSN 4140-01-166-5049
NSN 5998-00-898-2372
NSN 5920-00-309-5637
NSN 5998-01-559-8717
NSN 6650-01-015-7111
NSN 6650-01-138-5891