5306-00-228-2891, BOLT,MACHINE

National Stock Number:
5306-00-228-2891

Federal Supply Class:
5306

National Item Identification Number:
002282891

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:

AN6DD5A

88044

AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	0.687 INCHES MINIMUM AND
	0.734 INCHES MAXIMUM
MATERIAL	ALUMINUM ALLOY OVERALL
THREAD LENGTH	0.609 INCHES MINIMUM AND
	0.688 INCHES MAXIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.375 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3A
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200 FED SPEC SINGLE MATERIAL RESPONSE OR
	QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OR
	QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	OXIDE FILM AND
	ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND
	MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	62000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.203 INCHES MINIMUM AND
	0.235 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.553 INCHES MINIMUM AND
	0.565 INCHES MAXIMUM
GRIP LENGTH	0.046 INCHES MINIMUM AND
	0.078 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	AN6DD5A

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