5306-00-430-9401, BOLT,MACHINE

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:

15302	23926	KOMATSU AMERICA INTL CO
RSA15302	23926	KOMATSU AMERICA INTL CO

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	28.312 INCHES NOMINAL
MATERIAL	STEEL COMP 1212 OVERALL
THREAD LENGTH	1.750 INCHES MINIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	1.000 INCHES
THREAD QUANTITY PER INCH	8
THREAD CLASS	2A
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING	87.1 ROCKWELL B NOMINAL OVERALL
MINIMUM YIELD STRENGTH	71000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.969 INCHES NOMINAL
WIDTH BETWEEN FLATS	1.625 INCHES NOMINAL
GRIP LENGTH	26.562 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	27.812 INCHES NOMINAL FIRST HOLE
	17.156 INCHES NOMINAL SECOND HOLE
	9.843 INCHES NOMINAL THIRD HOLE
SHANK UNTHREADED HOLE DIAMETER	0.188 INCHES NOMINAL FIRST HOLE
	0.344 INCHES NOMINAL SECOND HOLE
	0.344 INCHES NOMINAL THIRD HOLE
FEATURES PROVIDED	FINISHED HEAD

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