4320-00-430-9385 PUMP,ROTARY Index 5305-00-430-9404 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5306-00-430-9401

Federal Supply Class:
5306

National Item Identification Number:
004309401

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:
1530223926KOMATSU AMERICA INTL CO
RSA1530223926KOMATSU AMERICA INTL CO


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER27.812 INCHES NOMINAL FIRST HOLE
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER17.156 INCHES NOMINAL SECOND HOLE
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER9.843 INCHES NOMINAL THIRD HOLE
FASTENER LENGTH28.312 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH26.562 INCHES NOMINAL
HARDNESS RATING87.1 ROCKWELL B NOMINAL OVERALL
HEAD HEIGHT0.969 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1212 OVERALL
MINIMUM YIELD STRENGTH71000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.000 INCHES
SHANK UNTHREADED HOLE DIAMETER0.188 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER0.344 INCHES NOMINAL SECOND HOLE
SHANK UNTHREADED HOLE DIAMETER0.344 INCHES NOMINAL THIRD HOLE
WIDTH BETWEEN FLATS1.625 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.750 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH8


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