5306-00-174-0532, BOLT,MACHINE

National Stock Number:
5306-00-174-0532

Federal Supply Class:
5306

National Item Identification Number:
001740532

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:

237813PC8	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
M1222RN12C240GFNZE	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-DTL-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	2.500 INCHES NOMINAL
MATERIAL	STEEL OVERALL
THREAD LENGTH	1.750 INCHES NOMINAL
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.750 INCHES
THREAD QUANTITY PER INCH	10
THREAD CLASS	2A
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-DTL-1222J, GRADE 5 MIL STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CHROMATE ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633, TYPE 2, CLASS 13 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	23.0 ROCKWELL C MINIMUM AND
	34.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	120000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.500 INCHES NOMINAL
WIDTH BETWEEN FLATS	1.125 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEAD
DEPARTURE FROM CITED DESIGNATOR	0.93 HOLE DRILLED CENTERED ON BOLT HEAD
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND
	13 CLASS
SPEC/STD CONTROLLING DATA
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-DTL-1222
MANUFACTURERS CODE	81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	M1222RN12C240GFNZE

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