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 5960-01-537-6611
NSN 6135-01-167-7604
NSN 6650-01-386-5787
NSN 6105-01-422-3765
NSN 5960-00-477-1203
NSN 4140-01-044-7993
NSN 6650-00-885-3775
NSN 5935-01-281-4388
NSN 6130-01-555-4087
NSN 5960-00-300-2358
NSN 6130-01-089-7357
NSN 5910-01-278-7146