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		                        | National Stock Number:
 9330-00-624-8251
 
 Federal Supply Class:
 9330
 
 National Item Identification Number:
 006248251
 
 Description:
 WINDOW,OBSERVATION
 
 Detail:
 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.
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 Manufacturer Information:
 
 | 1786751 | 36090 | LOCKHEED MARTIN LIBRASCOPE CORP |  | 1786751PC2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 1786751PC2 | 26772 | WEGO PRECISION MACHINE, INC. |  | 1786751PC2 | 54297 | NUMBER INC |  | 1786751PC2 | 63592 | STARWIN INDUSTRIES, LLC | 
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 Techincal Specification:
 
 | COLOR | BLUE GREEN |  | MATERIAL TRANSPARENCY | CLEAR |  | MATERIAL | PLASTIC ACRYLIC |  | OVERALL LENGTH | 1.803 INCHES NOMINAL |  | OVERALL THICKNESS | 0.060 INCHES NOMINAL |  | OVERALL WIDTH | 0.476 INCHES NOMINAL |  | STYLE DESIGNATOR | SQUARE CORNERS | 
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