|
|
|
National Stock Number:
9330-00-676-1467
Federal Supply Class:
9330
National Item Identification Number:
006761467
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.
|
Manufacturer Information:
| 403359-9 | 98897 | LOCKHEED MARTIN CORP |
|
Techincal Specification:
| EDGE TYPE | BEVELED | | ENVIRONMENTAL PROTECTION | WEATHERPROOF | | FEATURES PROVIDED | LIGHT REDUCING | | HEAT ABSORBING CHARACTERISTIC | HIGH LIGHT TRANSMISSION | | OVERALL DIAMETER | 3.170 INCHES NOMINAL | | OVERALL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC ACRYLIC | | PLY QUANTITY | 1 | | STYLE DESIGNATOR | CIRCULAR | | SURFACE FINISH | POLISHED |
|
|