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 5895-01-363-7893
NSN 6135-00-284-1406
NSN 5930-01-010-4553
NSN 5895-01-505-8737
NSN 6650-00-132-3827
NSN 6320-00-422-9006
NSN 4140-01-407-0437
NSN 6145-01-385-0767
NSN 6145-00-374-3826
NSN 5950-00-932-4260
NSN 6685-00-005-7896
NSN 5996-01-101-8770