5306-01-284-1366, BOLT,EXTERNALLY RELIEVED BODY

5306-01-284-1367 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-284-1366

Federal Supply Class:
5306

National Item Identification Number:
012841366

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:

1507-104 ITEM 28	43689	HUNTINGTON INGALLS INC
704-5940676 ITEM 28	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	5.310 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	6.880 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	6.880 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	1.247 INCHES MINIMUM AND 1.249 INCHES MAXIMUM
HEAD HEIGHT	0.620 INCHES NOMINAL
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY K-500 OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES
SECOND DIAMETER FROM HEAD	0.590 INCHES NOMINAL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.980 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	10
WIDTH BETWEEN FLATS	1.500 INCHES NOMINAL

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