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National Stock Number:
9330-01-254-2978
Federal Supply Class:
9330
National Item Identification Number:
012542978
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:
| 15-39500-1 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 15-39500-1 | 15090 | RAYTHEON COMPANY | | 4500170 | 11536 | OPTICAL COATING LABORATORY, LLC | | 40A30031-1 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 40A30031-1 | 15090 | RAYTHEON COMPANY |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | SPECIAL FEATURES | HARDNESS CRITICAL ITEM |
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