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 5960-01-170-0234
NSN 6130-00-988-8709
NSN 6320-00-845-3261
NSN 5945-01-119-3845
NSN 5835-00-451-2982
NSN 6685-01-401-5360
NSN 5905-01-337-7820
NSN 5895-01-050-8392
NSN 5910-00-285-2869
NSN 5999-01-472-5095
NSN 5945-01-630-2023
NSN 5965-00-007-7863