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 5930-00-333-3818
NSN 5895-01-291-9952
NSN 5905-00-758-1100
NSN 7035-01-421-4446
NSN 5925-01-123-1119
NSN 6610-00-276-8919
NSN 6650-01-021-2436
NSN 5999-01-007-1986
NSN 5910-01-401-5279
NSN 7035-00-205-8767
NSN 5910-01-340-2710
NSN 5920-01-338-6167