5306-00-286-0878 BOLT,MACHINE Index 5306-00-286-0890 BOLT,MACHINE

National Stock Number:
5306-00-286-0889

Federal Supply Class:
5306

National Item Identification Number:
002860889

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:
522407519204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
EXTENDED WASHER DIAMETER2.500 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.156 INCHES NOMINAL
FASTENER LENGTH1.594 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.594 INCHES NOMINAL
HEAD HEIGHT0.531 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1118 OVERALL
NOMINAL THREAD DIAMETER1.000 INCHES
SPECIAL FEATURESWITH ONE DRILLED HOLE IN HEAD; WITH UNDERCUT 1/32 IN. W TO ROOT OF THD DIA
WIDTH BETWEEN FLATS1.850 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.969 INCHES MAXIMUM
THREAD QUANTITY PER INCH12
THREAD SERIES DESIGNATORUNF


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