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 6110-00-157-1699
NSN 5895-01-032-1991
NSN 4140-01-245-0331
NSN 6240-01-165-2693
NSN 6645-01-476-3660
NSN 5945-00-167-7544
NSN 6240-00-947-2006
NSN 5835-00-967-0998
NSN 6150-01-427-3764
NSN 5965-00-661-0469
NSN 2925-00-580-4931
NSN 6240-01-025-2553