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 6130-01-597-7041
NSN 5905-01-398-0605
NSN 5945-01-549-7694
NSN 5998-00-707-5781
NSN 5905-01-525-7424
NSN 5990-00-339-2084
NSN 5915-01-467-1630
NSN 6150-01-555-6960
NSN 6645-00-049-6713
NSN 6685-01-020-3842
NSN 5996-01-356-7254
NSN 4140-00-111-3247