2920-01-217-4791 GENERATOR,ENGINE ACCESSORY Index 4020-01-217-4793 TAPE,LACING AND TYING

National Stock Number:
9340-01-217-4792

Federal Supply Class:
9340

National Item Identification Number:
012174792

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:
D605-2602-1581782ALMON JOHNSON LTD


Techincal Specification:
MATERIALGLASS
III STYLE DESIGNATORCIRCULAR
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER7.250 INCHES NOMINAL


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