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National Stock Number:
9340-00-555-9736
Federal Supply Class:
9340
National Item Identification Number:
005559736
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:
| 8289186 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FIRST CORNER RADIUS | 0.312 INCHES NOMINAL | | FOURTH CORNER RADIUS | 0.312 INCHES NOMINAL | | OVERALL LENGTH | 6.860 INCHES MINIMUM AND 6.870 INCHES MAXIMUM | | OVERALL THICKNESS | 0.312 INCHES NOMINAL | | OVERALL WIDTH | 2.207 INCHES MINIMUM AND 2.217 INCHES MAXIMUM | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | GLASS SODA-LIME | | PLY QUANTITY | 1 | | SECOND CORNER RADIUS | 0.312 INCHES NOMINAL | | SPECIAL FEATURES | LIGHT DEVIATION NOT TO EXCEED 2 MIN OF ARC AND SURFACE QUALITY 80-50 | | STYLE DESIGNATOR | ROUNDED CORNERS | | SURFACE FINISH | POLISHED | | THIRD CORNER RADIUS | 0.312 INCHES NOMINAL |
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