5306-00-545-0230 BOLT,MACHINE Index 5306-00-545-0232 BOLT,CLOSE TOLERANCE

National Stock Number:
5306-00-545-0231

Federal Supply Class:
5306

National Item Identification Number:
005450231

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:
30M45006-126512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER3.890 INCHES MINIMUM AND 3.922 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH4.140 INCHES MINIMUM AND 4.172 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONS320CCG FSCM 77751 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.625 INCHES
SHANK UNTHREADED HOLE DIAMETER0.141 INCHES NOMINAL FIRST HOLE
WIDTH BETWEEN FLATS0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.484 INCHES MINIMUM AND 0.548 INCHES MAXIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNF


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