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 2925-00-456-7627
NSN 2925-01-014-0118
NSN 6150-01-444-2513
NSN 6105-01-555-7388
NSN 6130-01-552-0142
NSN 5835-01-190-0482
NSN 4140-00-104-7323
NSN 4140-01-323-4279
NSN 5920-00-243-9506
NSN 5950-01-628-8066
NSN 6620-01-083-7796
NSN 5855-00-134-0569