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National Stock Number:
9330-01-432-6469
Federal Supply Class:
9330
National Item Identification Number:
014326469
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:
| 7575071 | 13160 | GENERAL DYNAMICS LAND SYSTEMS INC. | | 7575071-001 | 13160 | GENERAL DYNAMICS LAND SYSTEMS INC. |
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Techincal Specification:
| EDGE TYPE | BEVELED | | FIRST CORNER RADIUS | 0.390 INCHES NOMINAL | | FOURTH CORNER RADIUS | 0.390 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | , OPTICAL GRADE N-TYPE POLYCRYSTALLINE GERMANIUM, 4 TO 40 OHM-CM @ 23 +/-5 DEG. C. MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | III STYLE DESIGNATOR | ROUNDED CORNERS | | PLY QUANTITY | 1 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 5.175 INCHES MINIMUM AND 5.205 INCHES MAXIMUM | | OVERALL THICKNESS | 0.300 INCHES NOMINAL | | OVERALL WIDTH | 4.675 INCHES MINIMUM AND 4.705 INCHES MAXIMUM | | SECOND CORNER RADIUS | 0.390 INCHES NOMINAL | | SPECIAL FEATURES | FRONT THERMAL WINDOW. | | SURFACE FINISH | POLISHED | | THIRD CORNER RADIUS | 0.390 INCHES NOMINAL |
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