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 2925-00-261-5800
NSN 5935-01-044-2353
NSN 5895-01-141-2199
NSN 5925-00-034-1293
NSN 6685-01-364-8552
NSN 5950-00-493-4945
NSN 5915-01-012-9707
NSN 5950-00-237-6327
NSN 6145-01-228-2357
NSN 5985-00-263-7870
NSN 6650-00-184-1581
NSN 5945-00-111-9382