5306-00-568-0747, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-568-0747

Federal Supply Class:
5306

National Item Identification Number:
005680747

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:

200820231-01	98752	WARNER ROBINS AIR LOGISTICS CENTER
5222546	19206	ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.281 INCHES MINIMUM AND 0.299 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.396 INCHES MINIMUM AND 0.424 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.708 INCHES MINIMUM AND 0.736 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	1.219 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.281 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES
SECOND DIAMETER FROM HEAD	0.031 INCHES NOMINAL
THREAD DIRECTION	RIGHT-HAND
THIRD DIAMETER FROM HEAD	0.093 INCHES NOMINAL
THREAD CLASS	2A
THREAD LENGTH	0.398 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNF

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