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:

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

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