5306-01-447-1324, BOLT,MACHINE

National Stock Number:
5306-01-447-1324

Federal Supply Class:
5306

National Item Identification Number:
014471324

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:

5363365	53711	NAVAL SEA SYSTEMS COMMAND
5363431 PART 45	53711	NAVAL SEA SYSTEMS COMMAND
MIL-DTL-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-S-1222	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	8.125 INCHES NOMINAL
MATERIAL	STEEL OVERALL
THREAD LENGTH	2.750 INCHES NOMINAL
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	1.500 INCHES
THREAD QUANTITY PER INCH	6
THREAD CLASS	2A
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J429 GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
HARDNESS RATING	97.0 ROCKWELL B MINIMUM AND
	34.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	105000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.902 INCHES MINIMUM AND
	1.036 INCHES MAXIMUM
WIDTH BETWEEN FLATS	2.175 INCHES MINIMUM AND
	2.250 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	7.750 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.203 INCHES NOMINAL FIRST HOLE
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND
	5 GRADE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-DTL-1222

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