5306-01-132-0831, BOLT,MACHINE

National Stock Number:
5306-01-132-0831

Federal Supply Class:
5306

National Item Identification Number:
011320831

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:

11500716	24617	GENERAL MOTORS CORP
11500716	72582	ROLLS-ROYCE SOLUTIONS AMERICA INC
33-M8X25	15569	UNITED FABRICATORS INC
11500716	7X677	GENERAL MOTORS LLC

Techincal Specification:

EXTERNAL THREAD TOLERANCE CLASS	66
FASTENER LENGTH	25.00 MILLIMETERS NOMINAL
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	27.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	DIN931 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL PROPERTY CLASS 10.9 OVERALL
MINIMUM TENSILE STRENGTH	142230 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	8.0 MILLIMETERS
WIDTH BETWEEN FLATS	12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	22.50 MILLIMETERS MINIMUM AND 25.00 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATOR	M
THREAD PITCH IN MILLIMETERS	1.25

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