5310-00-638-6981 WASHER,FLAT Index 5307-00-638-6990 STUD,STEPPED

National Stock Number:
5307-00-638-6987

Federal Supply Class:
5307

National Item Identification Number:
006386987

Description:
STUD,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 ENTIRE UNTHREADED PORTION MUST BE OF A SINGLE DIAMETER EQUAL TO OR SMALLER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREADED END. INCLUDES RADIAL GROOVES OR THREAD RELIEFS. EXCLUDES ITEMS WITH TAPERED THREADS.


Manufacturer Information:
6701443P00624617GENERAL MOTORS CORP
6701443P00673342ALLISON TRANSMISSION INC


Techincal Specification:
MATERIALSTEEL COMP 8735
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORSTEPPED
SHANK DIAMETER0.398 INCHES MINIMUM AND
0.400 INCHES MAXIMUM
OVERALL LENGTH3.625 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF NUT THREAD
UNC STUD THREAD
NOMINAL THREAD SIZE0.375 INCHES NUT THREAD
0.438 INCHES STUD THREAD
THREAD CLASS3A NUT THREAD
3A STUD THREAD
THREAD QUANTITY PER INCH24 NUT THREAD
14 STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
RIGHT-HAND STUD THREAD
THREAD LENGTH0.688 INCHES NOMINAL NUT THREAD
0.750 INCHES NOMINAL STUD THREAD
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE73342
DESIGN CONTROL REFERENCE6701443P006


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