12 0.113 in. Diameter holes; four corners cut out 0.04 in. X 45 deg
No other part numbers with same form, fit, and function found.
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 5996-01-234-1138
NSN 6620-00-232-2048
NSN 6320-01-170-4068
NSN 6220-01-519-7198
NSN 4140-01-307-1405
NSN 6110-01-326-9223
NSN 5895-00-379-4699
NSN 6220-00-077-3162
NSN 5960-01-552-0862
NSN 6220-01-347-0041
NSN 5999-01-421-5739
NSN 5935-01-155-7822