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 6320-01-393-7022
NSN 5925-00-318-3023
NSN 5915-00-009-3022
NSN 6610-01-339-6803
NSN 6620-01-176-1466
NSN 6145-01-257-1672
NSN 6145-00-480-2299
NSN 7035-01-049-6776
NSN 5950-00-698-1986
NSN 7035-00-215-3272
NSN 6145-01-543-3527
NSN 5910-01-081-3857