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National Stock Number:
9330-00-049-7774
Federal Supply Class:
9330
National Item Identification Number:
000497774
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:
| 2021264 | 28528 | ITT INDUSTRIES INC ITT AEROSPACE COMMUNICATIONS DIV EAST | | CR39 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MILP77 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SMC290309 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| FSC APPLICATION DATA | ELECTRICAL AND ELECTRONIC PROPERTIES MEASURING AND TESTINGINSTRUMENTS | | OVERALL DIAMETER | 5.688 INCHES NOMINAL | | OVERALL THICKNESS | 0.063 INCHES NOMINAL | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | SPECIAL FEATURES | FOUR 0.144 IN. DIA. MTG. HOLES SPACED 90 DEG. APART ON 2.672 IN.RADIUS | | STYLE DESIGNATOR | CIRCULAR |
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