5306-00-143-2258, BOLT,MACHINE

National Stock Number:
5306-00-143-2258

Federal Supply Class:
5306

National Item Identification Number:
001432258

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:

BACB30GJ1-14	56878	SPS TECHNOLOGIES, LLC
BACB30GJ1-14	81205	THE BOEING COMPANY
BACB30GJ1-14	92215	HOWMET GLOBAL FASTENING SYSTEMS INC

Techincal Specification:

EXTENDED WASHER DIAMETER	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
FASTENER LENGTH	0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.315 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 8740 OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
WIDTH BETWEEN FLATS	0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.615 INCHES MINIMUM AND 0.695 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNJF

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