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Part Number

Part Number:
NSN:
NIIN:
Item Name:
WINDOW , OBSERVATION

Definition:

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.

CAGE Information

Code Company
80064 NAVAL SHIP SYSTEMS COMMAND

Federal Supply Class

Title

GLASS FABRICATED MATERIALS

Inclusions:

INCLUDES GLASS RODS, BARS, AND TUBING; OPTICAL GLASS BLANKS; STRUCTURAL AND BUILDING GLASS; GLASS BLOCKS.

Exclusions:

EXCLUDES INSULATORS (FSC 5970); OPHTHALMIC GLASS BLANKS (FSC 6540); AND CABLE, FIBER OPTICS (FSCS 6015 AND 6615).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CQBC MINIMUM TENSILE STRENGTH NOT RATED
ZZZT NONDEFINITIVE SPEC/STD DATA A TYPE
AGYE SURFACE FINISH POLISHED
AJQE MATERIAL TRANSPARENCY CLEAR
ADAV OVERALL DIAMETER 4.000 INCHES NOMINAL
ADUM OVERALL THICKNESS 0.750 INCHES NOMINAL
AQQR EDGE TYPE FLAT UNFINISHED
CQFM HARDNESS RATING NOT RATED
AKVH RADIATION PROTECTION RATING NOT RATED
STYL STYLE DESIGNATOR CIRCULAR
BJDW MAXIMUM OPERATING PRESSURE NOT RATED
AAFW PLY QUANTITY 1
AKTR TEMP AT MAXIMUM OPERATING PRESSURE NOT RATED
MATT MATERIAL GLASS

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