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National Stock Number:
9340-00-448-4222
Federal Supply Class:
9340
National Item Identification Number:
004484222
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:
| 10556691 | 14001 | GRAYCO OPTICAL CORP | | 10556691 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| OVERALL LENGTH | 1.161 INCHES MINIMUM AND 1.181 INCHES MAXIMUM | | OVERALL THICKNESS | 0.007 INCHES MINIMUM AND 0.013 INCHES MAXIMUM | | OVERALL WIDTH | 0.405 INCHES MINIMUM AND 0.425 INCHES MAXIMUM | | MATERIAL TRANSPARENCY | OPAQUE | | MATERIAL | PLASTIC | | PLY QUANTITY | 2 | | STYLE DESIGNATOR | SQUARE CORNERS |
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