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National Stock Number:
9340-00-443-2794
Federal Supply Class:
9340
National Item Identification Number:
004432794
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:
| 1045-249B | 89944 | ELBITAMERICA, INC. |
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Techincal Specification:
| FIRST CORNER RADIUS | 0.218 INCHES NOMINAL | | FOURTH CORNER RADIUS | 0.218 INCHES NOMINAL | | OVERALL LENGTH | 1.177 INCHES MINIMUM AND 1.182 INCHES MAXIMUM | | OVERALL THICKNESS | 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM | | OVERALL WIDTH | 0.805 INCHES MINIMUM AND 0.810 INCHES MAXIMUM | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | SECOND CORNER RADIUS | 0.218 INCHES NOMINAL | | SPECIAL FEATURES | OUTSIDE EDGES 0.078 TO 0.081 IN. THK,TO 0.156 TO 0.157 IN. WIDTH; MTD BY 4,0.067 IN. DIA,HOLES CBORED 0.106 IN. DIA TO A DP OF 0.047 IN. | | SPECIAL MARKINGS | 1 ENGRAVED LINE 0.010 IN. W BY 0.010 IN. DP FILLED W/EGYPTION WHITE ENAMEL | | STYLE DESIGNATOR | ROUNDED CORNERS | | SURFACE FINISH | POLISHED | | THIRD CORNER RADIUS | 0.218 INCHES NOMINAL |
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