5306-00-231-0516, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-231-0516

Federal Supply Class:
5306

National Item Identification Number:
002310516

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:

SM-B-745207	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
SMB745207	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.562 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.875 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HEIGHT	0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 304 OR STEEL COMP 316 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924,CLASS 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OR OXIDE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.313 INCHES MINIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNF
WIDTH BETWEEN FLATS	0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM

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