5307-00-637-1916 STUD,RECESSED AND STEPPED Index 5307-00-637-1919 STUD,SHOULDERED AND STEPPED

National Stock Number:
5307-00-637-1918

Federal Supply Class:
5307

National Item Identification Number:
006371918

Description:
STUD,RECESSED AND STEPPED

Detail:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS ON WHICH THE NOMINAL DIAMETER OF ONE THREADED SECTION IS GREATER THAN THE OTHER. THE UNTHREADED SECTION MUST HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE LARGER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREAD. IT MAY BE THREAD RELIEVED. EXCLUDES ITEMS WITH TAPERED THREADS.


Manufacturer Information:
ST1231P00624617GENERAL MOTORS CORP
ST1231P00663005ROLLS-ROYCE CORPORATION
ST1231P00673342ALLISON TRANSMISSION INC
ST1231P0067X677GENERAL MOTORS LLC


Techincal Specification:
DIAMETER OF RECESSED PORTION OF SHANK0.203 INCHES NOMINAL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
LENGTH OF RECESSED PORTION OF SHANK0.594 INCHES NOMINAL
OVERALL LENGTH1.688 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 4130
NOMINAL THREAD SIZE0.312 INCHES STUD THREAD
STYLE DESIGNATORRECESSED AND STEPPED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A NUT THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.500 INCHES MINIMUM NUT THREAD
THREAD LENGTH0.500 INCHES MINIMUM STUD THREAD
THREAD QUANTITY PER INCH1DA18
THREAD PITCH DIAMETERS+0.2839 TO 0.2854 INCHES STUD THREAD
THREAD SERIES DESIGNATORUNS STUD THREAD


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