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 5945-01-334-9697
NSN 5996-01-556-1410
NSN 5895-01-411-6024
NSN 6145-01-440-9983
NSN 6620-01-462-5196
NSN 6320-00-646-3311
NSN 5960-01-036-3839
NSN 6610-00-083-8377
NSN 6620-00-383-8740
NSN 6135-01-374-5803
NSN 5925-01-286-5596
NSN 6145-01-023-0128