5360-00-735-8039 SPRING,HELICAL,EXTENSION Index 5306-00-735-8044 BOLT,MACHINE

National Stock Number:
5306-00-735-8043

Federal Supply Class:
5306

National Item Identification Number:
007358043

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:
5306PL09046879009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
6824018-2006710VALLEY-TODECO, INC.
6824018-2024617GENERAL MOTORS CORP
6824018-2050945MERCURY AEROSPACE FASTENERS INC
6824018-2063005ROLLS-ROYCE CORPORATION
6824018-2073342ALLISON TRANSMISSION INC


Techincal Specification:
DISTANCE FROM CENTERLINE TO FLAT0.127 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
FASTENER LENGTH1.250 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.565 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD HEIGHT0.156 INCHES NOMINAL
HEAD STYLEDEE CHAMFER
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.625 INCHES MINIMUM AND 0.685 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNS


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