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 6135-01-510-9986
NSN 5960-01-347-6791
NSN 6650-00-180-6839
NSN 6610-01-437-2506
NSN 5905-01-170-4111
NSN 6685-01-411-6579
NSN 5985-01-529-6488
NSN 5930-01-415-3111
NSN 6220-01-401-5337
NSN 5915-01-008-4766
NSN 6135-01-602-3042
NSN 5905-01-593-4924