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 6685-01-058-4437
NSN 5985-01-219-9030
NSN 6130-00-895-8013
NSN 5935-01-090-0944
NSN 5895-00-299-1601
NSN 5935-01-380-6663
NSN 6650-01-399-4731
NSN 5996-00-806-8120
NSN 6130-01-181-8221
NSN 5935-01-175-8432
NSN 6145-01-412-7517
NSN 6610-01-643-6652