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 5895-01-329-4670
NSN 7035-00-286-6221
NSN 5990-01-160-6978
NSN 5996-00-351-2369
NSN 5935-00-419-0502
NSN 6320-01-113-7647
NSN 5945-00-212-6403
NSN 5905-00-679-3250
NSN 6685-01-471-6484
NSN 5965-01-434-8759
NSN 4140-01-378-2651
NSN 6145-00-100-4358