9540-00-580-6525 BEAM,STRUCTURAL Index 9330-00-580-6531 WINDOW,OBSERVATION

National Stock Number:
9330-00-580-6528

Federal Supply Class:
9330

National Item Identification Number:
005806528

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.


Manufacturer Information:
119684910001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
93-06256232LOCKHEED MARTIN CORPORATION


Techincal Specification:
EDGE TYPEHALF ROUND
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-77,TYPE G-3 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL TRANSPARENCYCLEAR
MATERIALPLASTIC
OVERALL DIAMETER2.625 INCHES NOMINAL
OVERALL THICKNESS0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
PLY QUANTITY1
STYLE DESIGNATORCIRCULAR


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