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National Stock Number:
9340-01-182-5681
Federal Supply Class:
9340
National Item Identification Number:
011825681
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:
| 9338429 | 19200 | US ARMY ARDEC RDECOM | | 9338429 | 94809 | PLUMMER PRECISION OPTICS CO | | 9338429 | 97197 | EDMUND OPTICS, INC | | 9338429 | 99117 | METAVAC LLC |
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Techincal Specification:
| ENVIRONMENTAL PROTECTION | FOGGING/CLOUDING RETARDANT | | FIRST CORNER RADIUS | 0.500 INCHES NOMINAL | | FOURTH CORNER RADIUS | 0.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174,OPTICAL,CLASS 1,TYPE ZKN-7(508612),GRADE B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | GLASS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | WINDOW DAYLIGHT DEFROSTING | | OVERALL LENGTH | 7.740 INCHES NOMINAL | | OVERALL THICKNESS | 0.900 INCHES NOMINAL | | SECOND CORNER RADIUS | 0.500 INCHES NOMINAL | | SPECIAL FEATURES | INTEGRAL HEATING ELEMENT | | STORAGE TEMP RANGE | -60.0 TO 160.0 FAHRENHEIT | | STYLE DESIGNATOR | ROUNDED CORNERS | | SURFACE FINISH | POLISHED | | TEMP AT MAXIMUM OPERATING PRESSURE | 125.0 FAHRENHEIT | | THIRD CORNER RADIUS | 0.500 INCHES NOMINAL |
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