4holes 0.140 in. Diameter spaced 3.375 in. By 1.375 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 6650-01-037-9755
NSN 5990-01-489-0366
NSN 5910-01-105-6657
NSN 5835-01-592-2350
NSN 6610-00-620-4857
NSN 5920-01-148-9193
NSN 6620-01-194-1081
NSN 5925-01-207-0859
NSN 6130-01-414-0651
NSN 5945-00-252-5680
NSN 5910-01-420-3457
NSN 5975-00-707-8036