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 5996-01-487-8782
NSN 5905-00-879-4291
NSN 6110-01-030-1264
NSN 6645-01-168-8465
NSN 5998-00-468-2507
NSN 6645-00-982-8781
NSN 5910-00-156-7293
NSN 6240-01-068-3491
NSN 5996-01-406-2845
NSN 6645-01-418-8035
NSN 6620-00-038-5343
NSN 6320-00-481-7291