45.0 degrees by 0.047 in deep chamfer on edge of both sides
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 5915-00-017-8865
NSN 7035-01-122-1264
NSN 6150-01-634-0575
NSN 5855-01-264-8599
NSN 6130-01-501-0728
NSN 5998-01-634-0604
NSN 5915-01-390-8296
NSN 6105-00-540-5616
NSN 6645-00-357-8827
NSN 6105-00-222-6194
NSN 5905-00-052-8077
NSN 5999-01-383-5576