5306-01-175-5356, BOLT,MACHINE

National Stock Number:
5306-01-175-5356

Federal Supply Class:
5306

National Item Identification Number:
011755356

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:

B1821BH063C225C	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
FF-S-85	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS18154-140L	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	2.156 INCHES MINIMUM AND
	2.250 INCHES MAXIMUM
MATERIAL	STEEL OVERALL
	PLASTIC POLYAMIDE LOCKING FEATURE
	STEEL FASTENER
THREAD LENGTH	1.500 INCHES MINIMUM AND
	1.727 INCHES MAXIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.625 INCHES
THREAD QUANTITY PER INCH	11
THREAD CLASS	2A
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT	ZINC AND
	CHROMATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND
	38.0 ROCKWELL C MAXIMUM FASTENER
MINIMUM TENSILE STRENGTH	150000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.378 INCHES MINIMUM AND
	0.403 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.9220 INCHES MINIMUM AND
	0.9375 INCHES MAXIMUM
LOCKING FEATURE	PATCH THREADS
HOLE CONFIGURATION STYLE	HEXAGON FLATS
HOLE TYPE	DRILLED
HOLE QUANTITY	1
HOLE DIAMETER	0.092 INCHES MINIMUM AND
	0.100 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
SPECIAL FEATURES	LOCKING FEATURE IS PLASTIC POLYAMIDE
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND
	10P STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-S-85

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