5306-00-270-7358, BOLT,MACHINE

National Stock Number:
5306-00-270-7358

Federal Supply Class:
5306

National Item Identification Number:
002707358

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:

7603448	18355	THE BOEING COMPANY
7603448	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
B11327	15659	CLEVITE AN IMPERIAL CLEVITE CO POWDER METAL PRODUCTS DIV
8328184	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	5.625 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	6.000 INCHES NOMINAL
FEATURES PROVIDED	CASEHARDENED AND UNFINISHED HEAD
GRIP LENGTH	4.875 INCHES NOMINAL
HARDNESS RATING	25.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.562 INCHES NOMINAL
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1020 OR STEEL COMP 1025 OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.136 INCHES NOMINAL FIRST HOLE
WIDTH BETWEEN FLATS	1.000 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.125 INCHES MAXIMUM
THREAD QUANTITY PER INCH	16
THREAD SERIES DESIGNATOR	UNF

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