5306-01-434-3756, BOLT,MACHINE

National Stock Number:
5306-01-434-3756

Federal Supply Class:
5306

National Item Identification Number:
014343756

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:

17G980020-33

88277

THE BOEING COMPANY

Techincal Specification:

EXTENDED WASHER DIAMETER	2.077 INCHES MINIMUM AND 2.087 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.152 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
FASTENER LENGTH	2.630 INCHES NOMINAL
HARDNESS RATING	255.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD HEIGHT	0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
HEAD MINOR DIAMETER	1.235 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
HEAD STYLE	SPLINE EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5640, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	1.125 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.750 INCHES NOMINAL
THREAD QUANTITY PER INCH	12
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

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