3120-01-176-8743 BEARING,PLAIN,SELF-ALIGNING Index 1010-01-176-8746 COVER,ACCESS

National Stock Number:
5307-01-176-8744

Federal Supply Class:
5307

National Item Identification Number:
011768744

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:
1228281519200US ARMY ARDEC RDECOM


Techincal Specification:
DISTANCE ACROSS FLATS0.250 INCHES NOMINAL
OVERALL LENGTH0.590 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM-A108 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 1030 OR STEEL COMP 1045
NOMINAL THREAD SIZE0.112 INCHES STUD THREAD
SHOULDER LENGTH0.094 INCHES NOMINAL
SPECIAL FEATURESHEAT TREATMENT QUENCH AND TEMPER ROCKWELL C 23-32; THREAD RELIEF OF 0.015 RADIUS 2 PLACES
STYLE DESIGNATORSHOULDERED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE II,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A STUD THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.040 INCHES NOMINAL STUD THREAD
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD THREAD
THREAD QUANTITY PER INCH40 STUD THREAD


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