1560-00-766-5320 FAIRING ASSEMBLY,AIRCRAFT Index 5305-00-766-5323 SCREW,CLOSE TOLERANCE

National Stock Number:
5306-00-766-5321

Federal Supply Class:
5306

National Item Identification Number:
007665321

Description:
BOLT,INTERNAL WRENCHING

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.


Manufacturer Information:
3013T98P0199207GENERAL ELECTRIC COMPANY


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.270 INCHES MINIMUM AND 0.343 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER0.350 INCHES MINIMUM AND 0.443 INCHES MAXIMUM
FASTENER LENGTH0.650 INCHES MINIMUM AND 0.673 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD DIAMETER0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
HEAD HEIGHT0.062 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
SECOND DIAMETER FROM HEAD0.132 INCHES MINIMUM AND 0.138 INCHES MAXIMUM
WIDTH ACROSS FLATS0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
SURFACE FINISH125.0 MICROINCHES GRIP
SURFACE FINISH125.0 MICROINCHES THREADS
SURFACE FINISH225.0 MICROINCHES TOP OF HEAD
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
THIRD DIAMETER FROM HEAD0.094 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
THREAD LENGTH0.218 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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