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National Stock Number:
9330-01-004-4560
Federal Supply Class:
9330
National Item Identification Number:
010044560
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:
| 137C260H01 | 21530 | SPENCER INDUSTRIES INC | | 137C260H01 | 33069 | INDIANA GLASS CO | | 137C260H01 | 48306 | NORTHROP GRUMMAN SUPPORT SERVICES CORP | | 137C260H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| EDGE TYPE | BEVELED | | OVERALL DIAMETER | 16.295 INCHES MINIMUM AND 16.315 INCHES MAXIMUM | | OVERALL THICKNESS | 0.250 INCHES NOMINAL | | MATERIAL TRANSPARENCY | CLEAR | | MATERIAL | PLASTIC | | PLY QUANTITY | 1 | | STYLE DESIGNATOR | HALF ROUND |
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