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 5925-01-076-4458
NSN 5975-01-168-7643
NSN 5945-00-765-5347
NSN 6620-01-474-4951
NSN 5945-01-362-9695
NSN 7035-01-225-8369
NSN 6145-01-013-7171
NSN 5915-01-518-1551
NSN 5998-00-096-1063
NSN 7035-00-145-9138
NSN 5965-00-464-6191
NSN 5895-01-446-1163