5306-01-206-5158, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-206-5158

Federal Supply Class:
5306

National Item Identification Number:
012065158

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:

7611838-10

98750

SAN ANTONIO AIR LOGISTICS CENTER

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.250 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	2.000 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
HEAD HEIGHT	0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL	STEEL COMP 302 OVERALL
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.500 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.750 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	13
WIDTH BETWEEN FLATS	0.725 INCHES MINIMUM AND 0.750 INCHES MAXIMUM

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