28 mtg. Holes 0.187 in. Dia. Equally spaced 0.500 in. From edges
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 5950-01-081-2579
NSN 5930-01-150-3607
NSN 6610-00-186-9180
NSN 5950-01-429-1014
NSN 6610-00-652-8543
NSN 6130-00-525-3246
NSN 5950-00-818-9333
NSN 5945-01-555-1546
NSN 5915-01-069-2050
NSN 6650-00-751-9958
NSN 5930-01-287-9406
NSN 6240-00-226-0462