5306-01-004-9473 BOLT,MACHINE Index 5305-01-004-9477 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-004-9474

Federal Supply Class:
5306

National Item Identification Number:
010049474

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
327B455P2306710VALLEY-TODECO, INC.
327B455P2399207GENERAL ELECTRIC COMPANY
AS74780U583SAE INTERNATIONAL
AS747881343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS903396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
EXTENDED WASHER DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
FASTENER LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.535 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.1644 TO 0.1667 INCHES
WIDTH BETWEEN FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.425 INCHES MINIMUM AND 0.475 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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