5306-01-283-3595, BOLT,MACHINE

National Stock Number:
5306-01-283-3595

Federal Supply Class:
5306

National Item Identification Number:
012833595

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:

FF-S-86	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
M9421C-18 PIECE 14	18965	DYNAMIC AIR ENGINEERING, INC.
MS21099-60	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	0.984 INCHES MINIMUM AND
	1.016 INCHES MAXIMUM
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURE
	STEEL COMP 302 OR
	STEEL COMP 303 OR
	STEEL COMP 304 OR
	STEEL COMP 305 OR
	STEEL COMP 316 FASTENER
THREAD LENGTH	0.884 INCHES MINIMUM AND
	1.016 INCHES MAXIMUM
HEAD STYLE	SPLINE EXTENDED WASHER
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.500 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3A
SURFACE TREATMENT	PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING	80.0 ROCKWELL B MINIMUM FASTENER
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
HEAD HEIGHT	0.492 INCHES MINIMUM AND
	0.500 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.735 INCHES MINIMUM AND
	0.750 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.177 INCHES MINIMUM AND
	0.197 INCHES MAXIMUM
HEAD MINOR DIAMETER	0.485 INCHES MINIMUM AND
	0.500 INCHES MAXIMUM
LOCKING FEATURE	PELLET OR
	PATCH OR
	STRIP THREADS
FEATURES PROVIDED	FINISHED HEAD
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND
	11 STYLE
CRITICALITY CODE JUSTIFICATION	FEAT
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-S-86
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS21099-60

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