5305-01-155-8646 SCREW,MACHINE Index 5306-01-155-8648 BOLT,MACHINE

National Stock Number:
5306-01-155-8647

Federal Supply Class:
5306

National Item Identification Number:
011558647

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:
7J563911083CATERPILLAR INC


Techincal Specification:
FASTENER LENGTH2.500 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.250 INCHES NOMINAL
HEAD HEIGHT0.591 INCHES MINIMUM AND 0.700 INCHES MAXIMUM
HEAD STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER1.000 INCHES
WIDTH BETWEEN FLATS1.450 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.250 INCHES NOMINAL
THREAD QUANTITY PER INCH14
THREAD SERIES DESIGNATORUNS


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