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 6220-01-482-0365
NSN 5920-00-779-9560
NSN 6610-00-583-1084
NSN 5855-00-797-8217
NSN 6145-01-466-9487
NSN 6130-01-326-7118
NSN 5925-01-574-3872
NSN 6110-00-231-0776
NSN 5999-00-542-0541
NSN 6220-01-474-1863
NSN 2925-01-614-9184
NSN 5975-01-555-8212