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 6130-00-217-7695
NSN 6685-01-027-4277
NSN 6645-00-849-4429
NSN 5920-01-032-6471
NSN 5855-01-541-5569
NSN 5960-01-025-2526
NSN 6145-00-117-8861
NSN 6610-00-674-6073
NSN 5960-01-495-0859
NSN 5990-00-435-9400
NSN 6220-01-593-5083
NSN 5996-01-218-5678