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National Stock Number:
9330-00-466-9644
Federal Supply Class:
9330
National Item Identification Number:
004669644
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:
| SMC752521 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| EDGE TYPE | BEVELED | | COLOR | RED | | ENVIRONMENTAL PROTECTION | DRY HEAT RESISTANT AND MILDEW RESISTANT | | FIRST CORNER RADIUS | 0.090 INCHES NOMINAL | | FOURTH CORNER RADIUS | 0.090 INCHES NOMINAL | | OVERALL LENGTH | 3.480 INCHES NOMINAL | | OVERALL THICKNESS | 0.155 INCHES NOMINAL | | OVERALL WIDTH | 1.290 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-391,ITEM A,TYPE 1,GRADE C FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | MINIMUM TENSILE STRENGTH | 9000 POUNDS PER SQUARE INCH | | PLY QUANTITY | 2 | | SECOND CORNER RADIUS | 0.090 INCHES NOMINAL | | SPECIAL FEATURES | WIRE MESH OF ALUMINUM WIRE AMS-4182,ALLOY 5056,W/GASKET 0.093 IN. THICK OF NICKEL ALLOY 270 AND RUBBER,ZZ-R-765,CLASS III | | WIRE MESH PATTERN | SQUARE | | STYLE DESIGNATOR | ROUNDED CORNERS | | THIRD CORNER RADIUS | 0.090 INCHES NOMINAL |
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