5306-00-226-4845, BOLT,MACHINE

National Stock Number:
5306-00-226-4845

Federal Supply Class:
5306

National Item Identification Number:
002264845

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:

13207E3410FN150	97403	CECOM LR CENTER
1F6296	11083	CATERPILLAR INC
AEB02C312E00AW9A91	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
ASME B18.2.1	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
B1821BH031C500N	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
MS90728-52	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FEATURES PROVIDED	FINISHED HEAD
HEAD HEIGHT	0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
PROPRIETARY CHARACTERISTICS	PACS
MINIMUM TENSILE STRENGTH	150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
WIDTH BETWEEN FLATS	0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
SURFACE FINISH	63.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL AND CHROMATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM
THREAD QUANTITY PER INCH	18
THREAD SERIES DESIGNATOR	UNC
FASTENER LENGTH	4.906 INCHES MINIMUM AND 5.000 INCHES MAXIMUM

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