5306-00-737-6805, BOLT,MACHINE

National Stock Number:
5306-00-737-6805

Federal Supply Class:
5306

National Item Identification Number:
007376805

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:

516963	02978	RENK AMERICA LLC
7376805	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	1.380 INCHES NOMINAL
MATERIAL	STEEL COMP 8640 OR
	STEEL COMP 8740 OR
	STEEL COMP 4140 OVERALL
THREAD LENGTH	0.750 INCHES MINIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.312 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3A
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND
	36.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.190 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.490 INCHES MINIMUM AND
	0.502 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.181 INCHES MINIMUM AND
	1.191 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.074 INCHES MINIMUM AND
	0.079 INCHES MAXIMUM FIRST HOLE
FEATURES PROVIDED	FINISHED HEAD

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