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 5930-00-636-8888
NSN 7035-01-483-1776
NSN 2925-01-470-5534
NSN 6135-01-561-5945
NSN 5985-01-496-7484
NSN 5930-00-630-5179
NSN 5975-00-466-9359
NSN 5920-00-984-6360
NSN 2925-01-371-6853
NSN 6620-01-361-8685
NSN 5996-00-439-5912
NSN 5950-00-288-0066