5306-00-272-3805 BOLT,MACHINE Index 5305-00-272-3820 SCREW,MACHINE

National Stock Number:
5306-00-272-3807

Federal Supply Class:
5306

National Item Identification Number:
002723807

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:
3F669711083CATERPILLAR INC


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.062 INCHES MINIMUM
THREAD QUANTITY PER INCH10
THREAD SERIES DESIGNATORUNC
COUNTERSINK ANGLE60.0 DEGREES NOMINAL
FASTENER LENGTH1.562 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING30.0 ROCKWELL C NOMINAL OVERALL
HEAD HEIGHT0.750 INCHES NOMINAL
HEAD STYLEHEXAGON COUNTERSUNK
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM YIELD STRENGTH145000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.750 INCHES
WIDTH BETWEEN FLATS1.125 INCHES NOMINAL
THREAD CLASS3A


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