5306-00-238-7365, BOLT,EXTERNALLY RELIEVED BODY

5340-00-238-7367 POST,ELECTRICAL-MECHANICAL EQUIPMENT

National Stock Number:
5306-00-238-7365

Federal Supply Class:
5306

National Item Identification Number:
002387365

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:

66199-16	56878	SPS TECHNOLOGIES, LLC
C3075-16-1	81755	LOCKHEED MARTIN CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	8.340 INCHES MINIMUM AND 8.360 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.250 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	9.340 INCHES MINIMUM AND 9.360 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM
HARDNESS RATING	53.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON
HOLE CONFIGURATION STYLE	ROUND CHORD
HOLE DIAMETER	0.055 INCHES NOMINAL
HOLE QUANTITY	1
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP H11 OVERALL
MINIMUM TENSILE STRENGTH	274000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	1.000 INCHES
SECOND DIAMETER FROM HEAD	0.827 INCHES MINIMUM AND 0.829 INCHES MAXIMUM
WIDTH BETWEEN FLATS	1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-8837,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNJF
THREAD QUANTITY PER INCH	12

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