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 6320-00-213-0477
NSN 6240-01-514-7114
NSN 5905-00-219-7477
NSN 6240-01-032-3534
NSN 5895-01-065-1659
NSN 6110-01-262-6618
NSN 6135-00-377-9165
NSN 6105-00-570-5229
NSN 6320-01-326-1316
NSN 5999-00-437-5020
NSN 5985-00-316-6184
NSN 5945-00-343-3723