5306-01-366-1112, BOLT,MACHINE

National Stock Number:
5306-01-366-1112

Federal Supply Class:
5306

National Item Identification Number:
013661112

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:

624254-1014DN3

80020

NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	1.719 INCHES MINIMUM AND
	1.781 INCHES MAXIMUM
MATERIAL	STEEL COMP 4140 AND
	STEEL COMP E4340 OR
	STEEL COMP 8640 OVERALL
THREAD LENGTH	1.537 INCHES MINIMUM AND
	1.781 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.625 INCHES
THREAD QUANTITY PER INCH	17
THREAD CLASS	3A
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR
	MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR
	ASTM A29 ASSN STD 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND
	37.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.616 INCHES MINIMUM AND
	0.625 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.620 INCHES MINIMUM AND
	0.628 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.921 INCHES MINIMUM AND
	0.937 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.255 INCHES MINIMUM AND
	0.275 INCHES MAXIMUM
GRIP LENGTH	0.6163 INCHES MINIMUM AND
	0.6250 INCHES MAXIMUM

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