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 6130-00-802-6482
NSN 5930-00-622-0093
NSN 5996-00-900-5251
NSN 5990-00-164-1198
NSN 7035-00-126-1899
NSN 5945-01-089-9800
NSN 5935-00-947-4021
NSN 5960-01-067-9531
NSN 6240-00-758-6392
NSN 6150-01-521-5712
NSN 5945-00-952-3818
NSN 5855-01-258-6180