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 6240-00-972-9098
NSN 6650-01-374-4923
NSN 5910-01-592-3462
NSN 6685-00-784-8290
NSN 5895-00-686-5796
NSN 6620-01-084-2255
NSN 6240-00-485-6012
NSN 6220-01-563-2150
NSN 6150-00-507-9311
NSN 5930-01-471-8460
NSN 6685-00-186-9190
NSN 5999-00-596-8745