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 6320-00-857-4073
NSN 5930-01-496-4483
NSN 5996-01-391-4746
NSN 6145-01-634-0388
NSN 6135-00-299-6918
NSN 5895-01-382-2773
NSN 6620-00-983-4171
NSN 2925-01-609-8464
NSN 6150-01-623-0265
NSN 5950-00-960-3095
NSN 5905-01-566-5360
NSN 6110-01-339-2031