5306-01-218-3118 BOLT,MACHINE Index 5305-01-218-3120 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-218-3119

Federal Supply Class:
5306

National Item Identification Number:
012183119

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:
944003411862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
94400347X677GENERAL MOTORS LLC


Techincal Specification:
EXTENDED WASHER THICKNESS0.050 INCHES MINIMUM
EXTENDED WASHER DIAMETER0.730 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
FASTENER LENGTH0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING23.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.374 INCHES MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GRADE 5 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1013 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1017 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1021 OVERALL OR STEEL COMP 1022 OVERALL OR STEEL COMP 1023 OVERALL OR STEEL COMP 1025 OVERALL OR STEEL COMP 1026 OVERALL OR STEEL COMP 1029 OVERALL OR STEEL COMP 1030 OVERALL OR STEEL COMP 1033 OVERALL OR STEEL COMP 1034 OVERALL OR STEEL COMP 1035 OVERALL OR STEEL COMP 1037 OVERALL OR STEEL COMP 1038 OVERALL OR STEEL COMP 1039 OVERALL OR STEEL COMP 1040 OVERALL OR STEEL COMP 1524 OVERALL OR STEEL COMP 1527 OVERALL OR STEEL COMP 1536 OVERALL OR STEEL COMP 1541 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.501 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNC


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