5306-00-308-3603, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-308-3603

Federal Supply Class:
5306

National Item Identification Number:
003083603

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:

189336	06848	HONEYWELL INTERNATIONAL INC
189336	0SML3	AERO INTERNATIONAL, LLC

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.376 INCHES NOMINAL ALL HOLES
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.516 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.375 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	0.656 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.469 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	4
FASTENER LENGTH	1.438 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.308 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.166 INCHES MINIMUM AND 0.176 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.385 INCHES NOMINAL
HEAD HEIGHT	0.047 INCHES NOMINAL
HEAD STYLE	FLAT CHAMFER
MATERIAL	STEEL COMP 416F OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.2099 TO 0.2125 INCHES
SECOND DIAMETER FROM HEAD	0.199 INCHES MINIMUM AND 0.201 INCHES MAXIMUM
SHANK UNTHREADED HOLE DIAMETER	0.047 INCHES NOMINAL FIRST HOLE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ES-091,FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THIRD DIAMETER FROM HEAD	0.308 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
THREAD LENGTH	0.792 INCHES NOMINAL
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNS

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