5306-01-129-6740, BOLT,MACHINE

National Stock Number:
5306-01-129-6740

Federal Supply Class:
5306

National Item Identification Number:
011296740

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:

11500427	72582	ROLLS-ROYCE SOLUTIONS AMERICA INC
11500720	72582	ROLLS-ROYCE SOLUTIONS AMERICA INC

Techincal Specification:

THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	64.40 MILLIMETERS MINIMUM AND
	65.60 MILLIMETERS MAXIMUM
MATERIAL	STEEL PROPERTY CLASS 9.8 OVERALL
THREAD LENGTH	21.40 MILLIMETERS MINIMUM AND
	28.80 MILLIMETERS MAXIMUM
HEAD STYLE	HEXAGON
THREAD SERIES DESIGNATOR	M
NOMINAL THREAD DIAMETER	8.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS	1.25
EXTERNAL THREAD TOLERANCE CLASS	6G
MATERIAL DOCUMENT AND CLASSIFICATION	DIN931 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD HEIGHT	5.10 MILLIMETERS MINIMUM AND
	5.50 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS	12.73 MILLIMETERS MINIMUM AND
	13.00 MILLIMETERS MAXIMUM
FEATURES PROVIDED	FINISHED HEAD

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