5306-01-437-7288 BOLT,MACHINE Index 5305-01-437-7290 SCREW,CLOSE TOLERANCE

National Stock Number:
5306-01-437-7289

Federal Supply Class:
5306

National Item Identification Number:
014377289

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
3D0263C8-2606710VALLEY-TODECO, INC.
3D0263C8-2606725SPS TECHNOLOGIES, LLC
3D0263C8-2627624SPS TECHNOLOGIES LLC
3D0263C8-2656878SPS TECHNOLOGIES, LLC


Techincal Specification:
EXTENDED WASHER DIAMETER0.922 INCHES MINIMUM AND 0.932 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.062 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
FASTENER LENGTH2.518 INCHES MINIMUM AND 2.548 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP DIAMETER0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
GRIP LENGTH1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM
HEAD HEIGHT0.450 INCHES NOMINAL
HEAD MINOR DIAMETER0.642 INCHES MINIMUM AND 0.651 INCHES MAXIMUM
HEAD STYLESPLINE EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 718 OVERALL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.908 INCHES NOMINAL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)


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