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 6240-00-512-3473
NSN 5855-00-127-5559
NSN 5985-01-502-5165
NSN 6645-00-973-3868
NSN 5998-01-216-2403
NSN 6105-01-126-1802
NSN 7035-01-377-7712
NSN 6150-01-572-4490
NSN 5999-00-222-4808
NSN 5925-01-308-6549
NSN 6685-00-596-8765
NSN 5960-01-116-8861