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National Stock Number:
9340-00-482-8639
Federal Supply Class:
9340
National Item Identification Number:
004828639
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:
| 164B7556P2 | 89954 | BAE SYSTEMS CONTROLS INC. | | 2500050 | 11536 | OPTICAL COATING LABORATORY, LLC |
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Techincal Specification:
| FIRST CORNER RADIUS | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | FOURTH CORNER RADIUS | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | OVERALL LENGTH | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM | | OVERALL THICKNESS | 0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM | | OVERALL WIDTH | 0.970 INCHES MINIMUM AND 0.990 INCHES MAXIMUM | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | GLASS | | SECOND CORNER RADIUS | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUNDED CORNERS | | SURFACE FINISH | POLISHED | | THIRD CORNER RADIUS | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
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