5307-00-940-6903 STUD,STEPPED Index 5999-00-940-6930 CIRCUIT CARD ASSEMBLY

National Stock Number:
5307-00-940-6911

Federal Supply Class:
5307

National Item Identification Number:
009406911

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:
AN15095988044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
OVERALL LENGTH2.709 INCHES MINIMUM AND 2.729 INCHES MAXIMUM
MATERIALSTEEL COMP 8735 OR STEEL COMP 8740
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD
NOMINAL THREAD SIZE0.312 INCHES STUD THREAD
SHANK DIAMETER0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
STYLE DESIGNATORSTEPPED
SURFACE FINISH32.0 MICROINCHES NUT THD
SURFACE FINISH32.0 MICROINCHES STUD THD
SURFACE FINISH63.0 MICROINCHES SHANK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD CLASS3A NUT THREAD
THREAD LENGTH0.459 INCHES MINIMUM AND 0.479 INCHES MAXIMUM STUD THREAD
THREAD PITCH DIAMETERS+0.2840 TO 0.2855 INCHES STUD THREAD
THREAD SERIES DESIGNATORUNC STUD THREAD
THREAD SERIES DESIGNATORUNF NUT THREAD
THREAD QUANTITY PER INCH18 STUD THREAD
THREAD QUANTITY PER INCH28 NUT THREAD


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