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 5910-01-461-5779
NSN 5835-00-792-8438
NSN 5975-00-851-6085
NSN 6135-01-370-9441
NSN 6645-00-296-8310
NSN 5960-01-142-1995
NSN 6645-01-542-3672
NSN 2925-00-468-5273
NSN 5985-01-447-1108
NSN 5905-01-555-1420
NSN 6685-01-541-1021
NSN 5920-01-130-8411