5305-00-639-3540 SCREW,SHOULDER Index 5307-00-639-3561 STUD,STEPPED

National Stock Number:
5307-00-639-3559

Federal Supply Class:
5307

National Item Identification Number:
006393559

Description:
STUD,SHOULDERED

Detail:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. ALL OR PART OF THE UNTHREADED SECTION HAS A CROSS-SECTIONAL DIAMETER GREATER THAN THE NOMINAL STUD SIZE PLUS 0.020 INCHES (0.508 MM). IT MAY BE THREAD RELIEVED. SEE ALSO STUD, LOCKED IN.


Manufacturer Information:
511255-710001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD
OVERALL LENGTH1.140 INCHES MINIMUM AND 1.160 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890 CL BS MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SHOULDER DIAMETER0.312 INCHES NOMINAL
SHOULDER LENGTH0.290 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
THREAD CLASS2A NUT THREAD
THREAD CLASS3A STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.440 INCHES NOMINAL NUT THREAD
THREAD LENGTH0.270 INCHES NOMINAL STUD THREAD
THREAD QUANTITY PER INCH20 NUT THREAD
THREAD QUANTITY PER INCH20 STUD THREAD
THREAD SERIES DESIGNATORUNC NUT THREAD
THREAD SERIES DESIGNATORUNC STUD THREAD
STYLE DESIGNATORSHOULDERED
SURFACE FINISH125.0 MICROINCHES OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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