5306-01-206-7171 BOLT,MACHINE Index 5306-01-206-7173 BOLT,MACHINE

National Stock Number:
5306-01-206-7172

Federal Supply Class:
5306

National Item Identification Number:
012067172

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:
1150194011862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
115019407X677GENERAL MOTORS LLC


Techincal Specification:
FASTENER LENGTH19.40 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM
HEAD HEIGHT6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
MATERIAL DOCUMENT AND CLASSIFICATIONGM-500 FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH16.4 MILLIMETERS MINIMUM AND 20.000 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS1.5
THREAD SERIES DESIGNATORM
WIDTH BETWEEN FLATS15.73 MILLIMETERS MINIMUM AND 16.00 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 4435 FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL


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