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 5999-01-465-3670
NSN 5905-01-254-5191
NSN 5960-01-236-3884
NSN 5960-01-503-0362
NSN 6320-00-405-2348
NSN 6650-01-207-0829
NSN 5990-01-064-1013
NSN 5855-01-290-3248
NSN 5990-01-153-0679
NSN 5935-01-118-7485
NSN 5975-01-518-9283
NSN 5950-01-031-8108