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National Stock Number:
9340-00-553-7523
Federal Supply Class:
9340
National Item Identification Number:
005537523
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:
| 1181784 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1798-1114P1 | 3B150 | RAYTHEON COMPANY | | 1798-1114P1 | 49956 | RAYTHEON COMPANY | | 1798-1114P1 | 54X10 | RAYTHEON COMPANY |
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Techincal Specification:
| EDGE TYPE | FLAT FINISH | | OVERALL DIAMETER | 12.625 INCHES NOMINAL | | OVERALL THICKNESS | 0.031 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | GLASS BOROSILICATE | | PLY QUANTITY | 1 | | SPECIAL FEATURES | ONE SIDE TREATED FOR 2 PCT MAX REFLECTIVITY AND THE OTHER SIDE FOR APPROX 30 PCT REFLECTIVITY A 0.125 IN. DIA RED DOT APPLIED TO THE HIGHLY REFLECTIVE SIDE 0.250 IN. FROM THE PERIPHERY | | STYLE DESIGNATOR | CIRCULAR | | SURFACE FINISH | POLISHED |
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