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National Stock Number:
9340-00-261-5709
Federal Supply Class:
9340
National Item Identification Number:
002615709
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:
| 1-5002APC8 | 77928 | ROSTAND MFG CO THE | | 3285756PC12 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 6-5082APC3 | 77928 | ROSTAND MFG CO THE | | 702-33025PCGLS | 82402 | TRIUMPH GEAR SYSTEMS INC | | 41-13049 | 82402 | TRIUMPH GEAR SYSTEMS INC | | 702-33025PCGLS | 97578 | TIMKEN GEARS & SERVICES INC. | | 805-1749037 PC12 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 805-1749037 REV | 80064 | NAVAL SHIP SYSTEMS COMMAND | | MILG2697 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MC139APC2 | 87928 | TORREY ROLLER BUSHING WORKS |
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Techincal Specification:
| EDGE TYPE | BEVELED | | ENVIRONMENTAL PROTECTION | WEATHER RESISTANT | | MATERIAL DOCUMENT AND CLASSIFICATION | DD-G-541,TYPE 1,CLASS A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | GLASS | | PLY QUANTITY | 1 | | NONDEFINITIVE SPEC/STD DATA | A TYPE | | OVERALL DIAMETER | 12.438 INCHES MINIMUM AND 12.562 INCHES MAXIMUM | | OVERALL THICKNESS | 0.688 INCHES MINIMUM AND 0.812 INCHES MAXIMUM | | STYLE DESIGNATOR | CIRCULAR | | SURFACE FINISH | POLISHED |
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