5306-01-475-0072, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-475-0072

Federal Supply Class:
5306

National Item Identification Number:
014750072

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Manufacturer Information:

124-6293627	53711	NAVAL SEA SYSTEMS COMMAND
124-6293627 PC 34	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	3.250 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.625 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	3.438 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.188 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER	4.125 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	5
FASTENER LENGTH	4.125 INCHES NOMINAL
FIFTH DIAMETER FROM HEAD	0.750 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.871 INCHES MINIMUM AND 0.872 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.609 INCHES NOMINAL
HEAD HEIGHT	0.562 INCHES NOMINAL
HEAD STYLE	HEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCY	HINGE PIN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,CL303,CONDA FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES
SECOND DIAMETER FROM HEAD	0.609 INCHES NOMINAL
THIRD DIAMETER FROM HEAD	0.871 INCHES MINIMUM AND 0.872 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.687 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	10
WIDTH BETWEEN FLATS	1.312 INCHES NOMINAL

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