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 6135-01-280-2883
NSN 5910-01-183-6695
NSN 5915-01-460-4392
NSN 5910-01-010-2911
NSN 5895-01-029-3791
NSN 6645-00-451-6462
NSN 5999-01-085-6244
NSN 6145-01-081-3182
NSN 6145-01-540-4792
NSN 5920-01-257-7940
NSN 5930-00-992-6725
NSN 6645-00-204-4100