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 5985-00-574-0867
NSN 6220-01-629-2636
NSN 5930-00-159-7467
NSN 6135-01-265-1384
NSN 5895-01-033-1419
NSN 2925-00-449-2478
NSN 6645-01-615-9875
NSN 2925-01-134-9175
NSN 5999-01-504-5333
NSN 5910-00-761-9409
NSN 5935-00-324-8801
NSN 4140-00-111-3247