5306-00-206-9552, BOLT,MACHINE

National Stock Number:
5306-00-206-9552

Federal Supply Class:
5306

National Item Identification Number:
002069552

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:

5B18C7	43999	THE BOEING COMPANY
NAS501-4-7	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH	0.890 INCHES MINIMUM AND 0.937 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM
HEAD HEIGHT	0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5645 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5646 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 321 OR STEEL COMP 347 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES NOMINAL FIRST HOLE
SPECIFICATION/STANDARD DATA	80205-NAS501 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH BETWEEN FLATS	0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.436 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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