5306-00-038-2634, BOLT,MACHINE

National Stock Number:
5306-00-038-2634

Federal Supply Class:
5306

National Item Identification Number:
000382634

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:

272A3040145

38597

LOCKHEED MARTIN CORPORATION

Techincal Specification:

EXTENDED WASHER DIAMETER	0.812 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
FASTENER LENGTH	3.609 INCHES MINIMUM AND 3.657 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	1.834 INCHES MINIMUM AND 1.866 INCHES MAXIMUM
HEAD HEIGHT	0.499 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758,COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.562 INCHES
SURFACE FINISH	104.0 MICROINCHES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.743 INCHES MINIMUM AND 1.823 INCHES MAXIMUM
THREAD QUANTITY PER INCH	18
THREAD SERIES DESIGNATOR	UNF
WIDTH BETWEEN FLATS	0.553 INCHES MINIMUM AND 0.563 INCHES MAXIMUM

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