5307-01-225-7810, STUD,STEPPED

National Stock Number:
5307-01-225-7810

Federal Supply Class:
5307

National Item Identification Number:
012257810

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:

AN150962

88044

AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

Techincal Specification:

	63.0 MICROINCHES SHANK
	32.0 MICROINCHES STUD THD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	AN150962
MATERIAL	STEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR	STEPPED
SHANK DIAMETER	0.221 INCHES MINIMUM AND
	0.231 INCHES MAXIMUM
OVERALL LENGTH	2.719 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNF NUT THREAD
	UNS STUD THREAD
NOMINAL THREAD SIZE	0.250 INCHES NUT THREAD
	0.3125 INCHES STUD THREAD
THREAD CLASS	3A NUT THREAD
THREAD QUANTITY PER INCH	28 NUT THREAD
	18 STUD THREAD
THREAD PITCH DIAMETERS	0.2930 TO 0.2945 INCHES STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD
	RIGHT-HAND STUD THREAD
THREAD LENGTH	0.562 INCHES MINIMUM NUT THREAD
	0.469 INCHES NOMINAL STUD THREAD
SPECIAL FEATURES	MAGNETIC INSPECTION PER AMS 2640
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	32.0 ROCKWELL C MINIMUM
SURFACE FINISH	32.0 MICROINCHES NUT THD

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