5306-00-484-4127 BOLT,SHOULDER Index 5306-00-484-4129 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-484-4128

Federal Supply Class:
5306

National Item Identification Number:
004844128

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:
11023501007309ROLLS-ROYCE MARINE NORTH AMERICA INC.
LST1179-203-253733880064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.563 INCHES MINIMUM AND 0.626 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.594 INCHES MINIMUM AND 2.781 INCHES MAXIMUM
EXTENDED WASHER DIAMETER3.432 INCHES MINIMUM AND 3.442 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
EXTENDED WASHER THICKNESS1.000 INCHES NOMINAL
FASTENER LENGTH4.219 INCHES MINIMUM AND 4.281 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD2.373 INCHES MINIMUM AND 2.375 INCHES MAXIMUM
HEAD HEIGHT2.000 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-24093,CLASS C,TYPE2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER2.375 INCHES
SECOND DIAMETER FROM HEAD2.125 INCHES NOMINAL
SPECIAL FEATURESNYLON PELLET 3/8 IN. DIA LOCATED IN THD 3/4 IN. FROM END
WIDTH BETWEEN FLATS2.375 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
THREAD QUANTITY PER INCH8
THREAD SERIES DESIGNATORUN


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