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 5985-01-574-7367
NSN 6320-01-583-6809
NSN 6610-01-299-1713
NSN 6240-01-082-3387
NSN 5990-00-801-7923
NSN 6610-00-417-4299
NSN 5895-01-141-7025
NSN 7035-01-196-3445
NSN 6110-00-988-4592
NSN 6320-00-593-0379
NSN 5945-00-214-1858
NSN 6130-01-023-8031