5950-00-579-1010 TRANSFORMER,POWER Index 5305-00-579-1014 SCREW,MACHINE

National Stock Number:
5305-00-579-1012

Federal Supply Class:
5305

National Item Identification Number:
005791012

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:
1155659875EATON CORP


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER0.062 INCHES NOMINAL FIRST HOLE
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.455 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.640 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FASTENER LENGTH0.640 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.250 INCHES NOMINAL
HEAD DIAMETER0.414 INCHES NOMINAL
HEAD HEIGHT0.237 INCHES NOMINAL
HEAD STYLEFILLISTER
HOLE CONFIGURATION STYLEROUND LONGITUDINAL HOLE
HOLE DIAMETER0.064 INCHES NOMINAL
HOLE QUANTITY1
HOLE TYPEDRILLED
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1010 OVERALL
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SECOND DIAMETER FROM HEAD0.158 INCHES NOMINAL
SHANK UNTHREADED HOLE DIAMETER0.062 INCHES NOMINAL FIRST HOLE
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.455 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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