5306-00-602-8690, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-602-8690

Federal Supply Class:
5306

National Item Identification Number:
006028690

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:

567394

03104

TELEDYNE BROWN ENGINEERING, INC.

Techincal Specification:

DISTANCE FROM CENTERLINE TO FLAT	0.059 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	0.118 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.430 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SIXTH DIAMETER	0.246 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SEVENTH DIAMETER	0.285 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER	0.179 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.160 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	7
FASTENER LENGTH	0.343 INCHES MINIMUM AND 0.344 INCHES MAXIMUM
FIFTH DIAMETER FROM HEAD	0.402 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.402 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.472 INCHES NOMINAL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.705 INCHES MINIMUM AND 0.709 INCHES MAXIMUM
HEAD HEIGHT	0.200 INCHES NOMINAL
HEAD STYLE	DEE CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6302 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.469 INCHES
SIXTH DIAMETER FROM HEAD	0.472 INCHES NOMINAL
SECOND DIAMETER FROM HEAD	0.472 INCHES NOMINAL
SEVENTH DIAMETER FROM HEAD	0.402 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	0.402 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.380 INCHES NOMINAL
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNS

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