5306-00-576-2769, BOLT,MACHINE

National Stock Number:
5306-00-576-2769

Federal Supply Class:
5306

National Item Identification Number:
005762769

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:

10496196	A486G	NIMIKKEISTOKESKUS NCB FINLAND
5306PL0853450	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
NAS564-21	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	0.656 INCHES NOMINAL
MATERIAL	STEEL COMP 4037 OR
	STEEL COMP 4130 OR
	STEEL COMP 8630 OR
	STEEL COMP 8735 OR
	STEEL COMP 8740 OR
	STEEL COMP 4140 OVERALL
THREAD LENGTH	0.596 INCHES MINIMUM AND
	0.626 INCHES MAXIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR
	MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR
	MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR
	MILL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR
	MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OR
	MIL-S-5626 MIL SPEC 6TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND
	40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.219 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.438 INCHES NOMINAL
HOLE CONFIGURATION STYLE	HEXAGON LONGITUDINAL HOLE
HOLE TYPE	DRILLED
HOLE QUANTITY	6
HOLE DIAMETER	0.070 INCHES NOMINAL
GRIP LENGTH	0.030 INCHES MINIMUM AND
	0.060 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD

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