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 5965-01-653-6466
NSN 5930-01-483-6057
NSN 6645-01-283-5387
NSN 5915-01-328-0434
NSN 5925-00-554-4114
NSN 6610-00-949-9792
NSN 5915-01-627-8932
NSN 6620-01-562-0615
NSN 6150-01-245-8701
NSN 6130-00-836-1450
NSN 5999-01-415-1835
NSN 5920-00-936-3952