1005-00-726-5628 SUPPRESSOR,SMALL ARMS WEAPON Index 5340-00-726-5635 CLEVIS,ROD END

National Stock Number:
5306-00-726-5632

Federal Supply Class:
5306

National Item Identification Number:
007265632

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:
726563219200US ARMY ARDEC RDECOM
726563219205SPRINGFIELD ARMORY


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONFEAT
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.975 INCHES MINIMUM AND 0.990 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.075 INCHES MINIMUM AND 1.085 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH1.075 INCHES MINIMUM AND 1.085 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD DIAMETER0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.120 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
MATERIALSTEEL COMP 1018 OR STEEL COMP 1022 OVERALL
SECOND DIAMETER FROM HEAD0.121 INCHES MINIMUM AND 0.124 INCHES MAXIMUM
SPECIAL FEATURESO/A LG OF FIRST DIAFROM HEAD,RD W/WRENCH FLATS SHAPE 0.142 IN. MIN 0.145 IN.MAX W,BETWEEN FLATS
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.475 INCHES MINIMUM AND 0.490 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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