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 6645-01-418-8035
NSN 5975-01-338-6010
NSN 7035-01-577-0003
NSN 5895-01-483-3790
NSN 2925-01-592-5578
NSN 2925-01-607-4340
NSN 6110-01-349-8680
NSN 5925-01-282-9825
NSN 7035-01-604-9813
NSN 5925-01-168-7812
NSN 5965-01-188-8530
NSN 6135-01-618-8314