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 6320-01-512-2031
NSN 5910-01-071-7190
NSN 5960-01-516-7264
NSN 6150-01-165-2089
NSN 6145-00-055-9731
NSN 5960-00-269-4762
NSN 5950-00-078-6299
NSN 5985-01-490-0201
NSN 5965-00-982-2314
NSN 5965-01-270-1039
NSN 5975-01-386-1630
NSN 5835-01-196-8536