5306-01-234-1953, BOLT,EXTERNALLY RELIEVED BODY

5306-01-234-1952 BOLT,HOOK

5305-01-234-1954 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5306-01-234-1953

Federal Supply Class:
5306

National Item Identification Number:
012341953

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:

115E709-5	4N727	INTEGRAL AEROSPACE, LLC
115E709-5	62793	BFM ENERGY PRODUCTS CORP
115E709ITEM3	4N727	INTEGRAL AEROSPACE, LLC
115E709ITEM3	62793	BFM ENERGY PRODUCTS CORP

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	15.418 INCHES MINIMUM AND 15.655 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATION	ZZZY
EXTENDED WASHER DIAMETER	0.780 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.130 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	17.609 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.400 INCHES MINIMUM AND 0.415 INCHES MAXIMUM
HEAD HEIGHT	0.825 INCHES NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL	STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
WIDTH BETWEEN FLATS	0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.000 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
THREAD QUANTITY PER INCH	13
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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