5306-00-298-9204, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-298-9204

Federal Supply Class:
5306

National Item Identification Number:
002989204

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:

571409-2

70210

HONEYWELL INTERNATIONAL INC.

Techincal Specification:

THREAD SERIES DESIGNATOR	UNJF
NOMINAL THREAD DIAMETER	0.375 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.260 INCHES MINIMUM AND
	1.300 INCHES MAXIMUM
FASTENER LENGTH	7.410 INCHES MINIMUM AND
	7.450 INCHES MAXIMUM
MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	210000 POUNDS PER SQUARE INCH
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
HEAD HEIGHT	0.395 INCHES MINIMUM AND
	0.415 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.430 INCHES MINIMUM AND
	0.439 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.820 INCHES MINIMUM AND
	0.840 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.065 INCHES MINIMUM AND
	0.085 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	5
FIRST DIAMETER FROM HEAD	0.373 INCHES MINIMUM AND
	0.374 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD	0.315 INCHES MINIMUM AND
	0.320 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	0.373 INCHES MINIMUM AND
	0.374 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.315 INCHES MINIMUM AND
	0.320 INCHES MAXIMUM
FIFTH DIAMETER FROM HEAD	0.373 INCHES MINIMUM AND
	0.374 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.400 INCHES MINIMUM AND
	0.440 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	3.400 INCHES MINIMUM AND
	3.440 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	3.780 INCHES MINIMUM AND
	3.860 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	5.690 INCHES MINIMUM AND
	5.810 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER	6.070 INCHES MINIMUM AND
	6.230 INCHES MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE	70210
DESIGN CONTROL REFERENCE	571409-2

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