5306-01-063-5041 BOLT,MACHINE Index 5305-01-063-5043 SCREW,MACHINE

National Stock Number:
5306-01-063-5042

Federal Supply Class:
5306

National Item Identification Number:
010635042

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:
MS9574-070U583SAE INTERNATIONAL
MS9574-0781343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS9574-0796906MILITARY 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
FASTENER LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.072 INCHES MINIMUM AND 0.092 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
HOLE CONFIGURATION STYLEHEXAGON LONGITUDINAL HOLE
HOLE DIAMETER0.047 INCHES NOMINAL
HOLE QUANTITY4
HOLE TYPEDRILLED
MATERIALIRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH850000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.460 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH32


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