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 6685-00-956-1744
NSN 6130-01-574-5811
NSN 5895-00-596-8678
NSN 6650-01-463-2274
NSN 5910-01-054-3727
NSN 5910-01-335-6449
NSN 5985-00-914-6299
NSN 5965-01-602-0471
NSN 5990-00-932-3070
NSN 7035-01-299-7935
NSN 6685-01-557-3243
NSN 5920-00-220-3548