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 2925-01-337-1695
NSN 6240-00-267-2860
NSN 5996-01-069-5027
NSN 6320-01-227-2648
NSN 5930-01-508-5744
NSN 5999-01-422-1056
NSN 6645-01-528-5337
NSN 5925-01-474-6358
NSN 5920-00-603-7439
NSN 5835-00-007-6824
NSN 5950-01-164-5687
NSN 6320-00-261-9136