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 5915-01-122-7249
NSN 6105-00-775-1355
NSN 7035-00-076-4097
NSN 5855-01-136-9532
NSN 5985-01-644-5012
NSN 5920-01-257-0062
NSN 6220-01-439-7474
NSN 5915-01-520-6900
NSN 5855-01-393-2455
NSN 5990-01-024-9659
NSN 6620-01-417-7040
NSN 5985-01-180-6848