|
|
|
National Stock Number:
9340-00-063-7752
Federal Supply Class:
9340
National Item Identification Number:
000637752
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:
| 346C450H01 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 346C450H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
|
Techincal Specification:
| EDGE TYPE | FLAT UNFINISHED | | ENVIRONMENTAL PROTECTION | DRY HEAT RESISTANT | | HEAT ABSORBING CHARACTERISTIC | LOW LIGHT TRANSMISSION | | OVERALL DIAMETER | 12.800 INCHES NOMINAL | | OVERALL THICKNESS | 0.250 INCHES NOMINAL | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | PLY QUANTITY | 1 | | STYLE DESIGNATOR | CIRCULAR |
|
|