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 6685-01-223-7564
NSN 5985-01-107-8603
NSN 6650-01-273-3152
NSN 5835-01-102-9660
NSN 5930-01-100-8190
NSN 5960-01-577-5682
NSN 6685-01-399-3595
NSN 6645-01-611-5068
NSN 6650-00-119-3966
NSN 6110-01-168-8600
NSN 6130-01-019-9543
NSN 5930-01-650-5003