2990-01-155-5234 PIPE,EXHAUST Index 5305-01-155-5237 SCREW,MACHINE

National Stock Number:
5306-01-155-5235

Federal Supply Class:
5306

National Item Identification Number:
011555235

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:
1150848911862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
115084897X677GENERAL MOTORS LLC
1406771611862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT


Techincal Specification:
EXTENDED WASHER DIAMETER21.5 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS1.5 MILLIMETERS MINIMUM
FASTENER LENGTH130.50 MILLIMETERS MINIMUM AND 133.00 MILLIMETERS MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH5.40 MILLIMETERS MINIMUM AND 6.40 MILLIMETERS MAXIMUM
HEAD HEIGHT9.1 MILLIMETERS MINIMUM AND 10.9 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONGM 500M 9.8 FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
WIDTH BETWEEN FLATS14.7 MILLIMETERS MINIMUM AND 15.0 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 6047-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OR GM 6147-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH20.0 MILLIMETERS MINIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.5


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