|
|
|
National Stock Number:
9340-00-486-8491
Federal Supply Class:
9340
National Item Identification Number:
004868491
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:
| 75861-21-02R01 | 96169 | ELECTRIC BOAT CORPORATION | | 75861-21X02R01 | 96169 | ELECTRIC BOAT CORPORATION | | 75861-21X2R1 | 96169 | ELECTRIC BOAT CORPORATION |
|
Techincal Specification:
| EDGE TYPE | BEVELED | | FEATURES PROVIDED | FRAME | | OVERALL DIAMETER | 2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM | | OVERALL THICKNESS | 1.250 INCHES NOMINAL | | MATERIAL | GLASS | | PLY QUANTITY | 1 | | STYLE DESIGNATOR | CIRCULAR |
|
|