2910-00-065-3327 TANK,FUEL,ENGINE Index 3120-00-065-3344 BEARING,BALL,ANNULAR

National Stock Number:
9330-00-065-3343

Federal Supply Class:
9330

National Item Identification Number:
000653343

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:
999846018876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
ENVIRONMENTAL PROTECTIONDRY HEAT RESISTANT AND WEATHER RESISTANT
OVERALL DIAMETER5.340 INCHES MINIMUM AND 5.420 INCHES MAXIMUM
OVERALL THICKNESS0.187 INCHES NOMINAL
MATERIAL TRANSPARENCYCLEAR
MATERIALPLASTIC
PLY QUANTITY1
STYLE DESIGNATORCIRCULAR
SURFACE FINISHPOLISHED


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