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 6135-01-230-4399
NSN 2925-00-989-0523
NSN 5985-00-377-6669
NSN 7035-01-550-0760
NSN 5999-00-727-7186
NSN 5950-01-421-4138
NSN 6150-00-426-4412
NSN 5985-01-225-7115
NSN 6610-01-546-9067
NSN 5855-00-298-0261
NSN 5999-01-114-8795
NSN 5915-01-394-9461