5306-00-078-3422 BOLT,MACHINE Index 5310-00-078-3428 NUT,PLAIN,HEXAGON

National Stock Number:
5306-00-078-3423

Federal Supply Class:
5306

National Item Identification Number:
000783423

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:
A414778-280020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
EXTENDED WASHER DIAMETER0.980 INCHES MINIMUM AND 0.990 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.188 INCHES NOMINAL
FASTENER LENGTH1.500 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.188 INCHES NOMINAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.490 INCHES NOMINAL
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.625 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
WIDTH BETWEEN FLATS0.678 INCHES MINIMUM AND 0.689 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.312 INCHES MINIMUM
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNC


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