5995-00-274-1904 LEAD,ELECTRICAL Index 5306-00-274-1910 BOLT,MACHINE

National Stock Number:
5306-00-274-1906

Federal Supply Class:
5306

National Item Identification Number:
002741906

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:
2W74220AT62SIEMENS ENERGY, INC.
2W742230760INGERSOLL RAND CO
2W742233968CLARK EQUIPMENT CO
3514957433968CLARK EQUIPMENT CO
2W7422830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
2W742288663DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE


Techincal Specification:
DISTANCE FROM CENTERLINE TO FLAT0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.875 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH2.000 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.688 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEDEE CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES
SHANK UNTHREADED HOLE DIAMETER0.107 INCHES NOMINAL FIRST HOLE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.688 INCHES MINIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF


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