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 5925-00-275-7599
NSN 5965-00-222-0282
NSN 6620-00-242-3237
NSN 6620-00-605-8656
NSN 7035-01-567-5486
NSN 5975-00-242-6707
NSN 6145-00-705-6686
NSN 6650-01-442-0267
NSN 5895-01-381-8123
NSN 5855-01-109-6433
NSN 5985-00-446-6132
NSN 5965-01-412-5946