5306-01-242-7419, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-242-7419

Federal Supply Class:
5306

National Item Identification Number:
012427419

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:

352 031 02 71	64678	DAIMLER TRUCK NORTH AMERICA LLC
3520310271	CN7Z7	MERCEDES-BENZ AG
3520310271	D8046	DAIMLER AG

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	5.5 MILLIMETERS NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	8.5 MILLIMETERS NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	53.0 MILLIMETERS NOMINAL
EXTENDED WASHER DIAMETER	19.5 MILLIMETERS MINIMUM AND 19.7 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS	2.5 MILLIMETERS MINIMUM AND 3.0 MILLIMETERS MAXIMUM
EXTERNAL THREAD TOLERANCE CLASS	4H
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FASTENER LENGTH	44.0 MILLIMETERS MINIMUM AND 44.5 MILLIMETERS MAXIMUM
FIRST DIAMETER FROM HEAD	10.6 MILLIMETERS MINIMUM AND 10.8 MILLIMETERS MAXIMUM
HEAD HEIGHT	9.65 MILLIMETERS MINIMUM AND 10.35 MILLIMETERS MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL	STEEL PROPERTY CLASS 10.9 OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	12.0 MILLIMETERS
SECOND DIAMETER FROM HEAD	11.9 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS	13.8 MILLIMETERS MINIMUM AND 14.0 MILLIMETERS MAXIMUM
THIRD DIAMETER FROM HEAD	9.65 MILLIMETERS MINIMUM AND 9.80 MILLIMETERS MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	13.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATOR	M
THREAD PITCH IN MILLIMETERS	1.5

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