5306-01-156-5102, BOLT,EXTERNALLY RELIEVED BODY

5306-01-156-5101 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-156-5102

Federal Supply Class:
5306

National Item Identification Number:
011565102

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:

709-4684906 ITEM 39

53711

NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.780 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	3.780 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	4.050 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FASTENER LENGTH	4.720 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM
HEAD HEIGHT	0.375 INCHES NOMINAL
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY K-500 OVERALL
NOMINAL THREAD DIAMETER	0.625 INCHES
SECOND DIAMETER FROM HEAD	0.625 INCHES NOMINAL
WIDTH BETWEEN FLATS	1.120 INCHES NOMINAL
THREAD CLASS	2A
THIRD DIAMETER FROM HEAD	0.480 INCHES NOMINAL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.670 INCHES NOMINAL
THREAD QUANTITY PER INCH	11
THREAD SERIES DESIGNATOR	UNC

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