4730-00-042-8988 PLUG,PIPE Index 5305-00-042-8995 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-00-042-8994

Federal Supply Class:
5306

National Item Identification Number:
000428994

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:
42899424617GENERAL MOTORS CORP
4289947X677GENERAL MOTORS LLC


Techincal Specification:
FASTENER LENGTH3.719 INCHES MINIMUM AND 3.781 INCHES MAXIMUM
FEATURES PROVIDEDUNFINISHED HEAD
HARDNESS RATING96.0 ROCKWELL B MINIMUM AND 104.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD STYLEHEXAGON
LOCKING FEATUREDISTORTIONS BEARING SURFACE OF HEAD
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH95000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM AND 1.188 INCHES MAXIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNC


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