5306-01-488-6015, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-488-6015

Federal Supply Class:
5306

National Item Identification Number:
014886015

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:

5HA42203-117

81755

LOCKHEED MARTIN CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.640 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	1.375 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	2.361 INCHES MINIMUM AND 2.391 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT	0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5731 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS5732 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OVERALL OR AMS5737 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE OVERALL OR AMS5853 NATIONAL STD/SPEC 4TH MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	PIN, WEAPON BAY DOOR DRIVE
PROPRIETARY CHARACTERISTICS	PACS
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
SECOND DIAMETER FROM HEAD	0.135 INCHES MINIMUM AND 0.165 INCHES MAXIMUM
SPECIAL FEATURES	FACE OF HEAD MAKED WITH LETTER (J)
SPECIFICATION/STANDARD DATA	80205 - NAS6305 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH BETWEEN FLATS	0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	NAS4003 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THIRD DIAMETER FROM HEAD	0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.438 INCHES NOMINAL
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNJF

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