5306-00-151-1624, BOLT,MACHINE

National Stock Number:
5306-00-151-1624

Federal Supply Class:
5306

National Item Identification Number:
001511624

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:

AN4DD26	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
B6812	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	2.781 INCHES NOMINAL
MATERIAL	ALUMINUM ALLOY 2024 OR
	ALUMINUM ALLOY 1100 OR
	ALUMINUM ALLOY 2017 OR
	ALUMINUM ALLOY 2117 OR
	ALUMINUM ALLOY 5056 OVERALL
THREAD LENGTH	0.469 INCHES MINIMUM
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	QQ-A-267 FED SPEC 1ST MATERIAL RESPONSE OR
	QQ-A-268 FED SPEC 1ST MATERIAL RESPONSE OR
	MIL-W-7986 MIL SPEC 1ST MATERIAL RESPONSE OR
	MIL-W-7986 MIL SPEC 2ND MATERIAL RESPONSE OR
	MIL-W-7986 MIL SPEC 3RD MATERIAL RESPONSE OR
	MIL-W-7986 MIL SPEC 4TH MATERIAL RESPONSE OR
	MIL-W-7986 MIL SPEC 5TH 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	0.140 INCHES MINIMUM AND
	0.172 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.428 INCHES MINIMUM AND
	0.440 INCHES MAXIMUM
GRIP LENGTH	2.312 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	2.624 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES NOMINAL FIRST HOLE
FEATURES PROVIDED	FINISHED HEAD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	AN4DD26
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	B6812

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