Four 0.140 in. Diameter mtg holes spaced on 1.375 in. By 3.375 in. Mtg centers
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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6240-00-167-2467
NSN 5915-00-434-3381
NSN 5975-01-355-4679
NSN 5930-01-116-7707
NSN 5950-00-758-3059
NSN 6150-00-035-4573
NSN 6150-01-066-4304
NSN 6220-01-556-0074
NSN 6685-01-377-8150
NSN 5960-01-564-5044
NSN 5935-01-626-6785
NSN 5905-01-149-8600