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 5915-01-331-7496
NSN 6685-01-100-2653
NSN 6150-01-114-7647
NSN 5998-01-283-0010
NSN 5965-01-130-5952
NSN 5935-01-204-1762
NSN 5998-00-197-8821
NSN 5910-01-364-0317
NSN 5835-01-580-0446
NSN 5925-01-602-1427
NSN 6610-01-357-4345
NSN 5855-01-339-1718