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 5998-01-165-6359
NSN 5996-01-078-1413
NSN 5910-01-314-5499
NSN 5895-01-382-9755
NSN 5905-01-045-2860
NSN 5895-01-630-7204
NSN 6105-01-420-7561
NSN 5925-00-997-8234
NSN 6620-01-520-8601
NSN 5999-01-356-8222
NSN 5998-01-566-6368
NSN 5905-01-414-2014