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 6145-01-607-3551
NSN 6645-01-466-2083
NSN 6685-01-310-8950
NSN 6240-01-388-2413
NSN 6145-01-626-1462
NSN 6135-01-493-7624
NSN 5975-01-426-1156
NSN 6685-00-223-9042
NSN 5915-01-298-8966
NSN 6320-01-101-5816
NSN 6685-01-011-2159
NSN 5996-01-204-0675