5306-00-223-7116, BOLT,EXTERNALLY RELIEVED BODY

5340-00-223-7117 STANDOFF,THREADED,SPACING

National Stock Number:
5306-00-223-7116

Federal Supply Class:
5306

National Item Identification Number:
002237116

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:

10084636	18876	U S ARMY AVIATION AND MISSILE COMMAND
457-5560	A486G	NIMIKKEISTOKESKUS NCB FINLAND
5306002237116	A00AM	E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
5306002237116	SCY13	E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.610 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.185 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
HEAD HEIGHT	0.320 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
WIDTH BETWEEN FLATS	0.486 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CHROMIUM OVERALL
THREAD CLASS	2A
THREAD LENGTH	0.320 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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