5305-00-612-2910 SCREW,SHOULDER Index 5360-00-612-2931 SPRING,HELICAL,COMPRESSION

National Stock Number:
5306-00-612-2929

Federal Supply Class:
5306

National Item Identification Number:
006122929

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:
6-50417-206710VALLEY-TODECO, INC.
6-50417-281205THE BOEING COMPANY


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.160 INCHES NOMINAL
FASTENER LENGTH0.807 INCHES MINIMUM AND 0.827 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.308 INCHES MINIMUM AND 0.311 INCHES MAXIMUM
HEAD HEIGHT0.280 INCHES NOMINAL
HEAD DIAMETER0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
HEAD STYLEBEVEL-CONICAL
HOLE CONFIGURATION STYLEROUND LONGITUDINAL HOLE
HOLE DIAMETER0.070 INCHES NOMINAL
HOLE QUANTITY6
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 303 THREADS
NOMINAL THREAD DIAMETER0.312 INCHES
SPECIFICATION/STANDARD DATA80205-NAS5715 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE TREATMENTSILVER THREADS
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.647 INCHES MINIMUM AND 0.667 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24


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