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 5996-00-952-3452
NSN 6145-00-551-5288
NSN 5990-00-929-3216
NSN 5920-01-153-7487
NSN 5990-01-357-6175
NSN 2925-00-553-8799
NSN 6650-00-695-0304
NSN 6130-01-327-4594
NSN 5910-00-165-9333
NSN 5990-01-463-5400
NSN 5965-00-289-6280
NSN 6320-01-349-8077