5306-00-151-2118, BOLT,MACHINE

National Stock Number:
5306-00-151-2118

Federal Supply Class:
5306

National Item Identification Number:
001512118

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:

AN4DD50	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:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	4.859 INCHES MINIMUM AND 4.891 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH	5.016 INCHES MINIMUM AND 5.062 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	4.547 INCHES MINIMUM AND 4.578 INCHES MAXIMUM
HEAD HEIGHT	0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
HEAD STYLE	HEXAGON
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
MATERIAL	ALUMINUM ALLOY OVERALL
MINIMUM TENSILE STRENGTH	62000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS	0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	OXIDE FILM AND ANODIZE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.438 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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