5310-00-064-0106 NUT,PLAIN,HEXAGON Index 5310-00-064-0115 WASHER,FLAT

National Stock Number:
5305-00-064-0107

Federal Supply Class:
5305

National Item Identification Number:
000640107

Description:
SCREW,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 undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.


Manufacturer Information:
0N089069-198230NATIONAL SECURITY AGENCY
2093948-156232LOCKHEED MARTIN CORPORATION
58-23-309-2494222SOUTHCO INC


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.553 INCHES MINIMUM AND 0.573 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.131 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
HEAD DIAMETER0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
HEAD HEIGHT0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPECIAL FEATURESCONE POINT 90 DEG OF ANGLE BY 0.095 IN. LG
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.280 INCHES MINIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNC


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