5306-00-637-0201 BOLT,U Index 5305-00-637-0208 SCREW,MACHINE

National Stock Number:
5306-00-637-0203

Federal Supply Class:
5306

National Item Identification Number:
006370203

Description:
BOLT,INTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.


Manufacturer Information:
58953912204DAIMLER CHRYSLER
58953986403CHRYSLER CORP SERVICE AND PARTS OPNS
S125976255MCQUAY-NORRIS INC OEM DIV AN SKF INDUSTRIES CO


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER3.188 INCHES NOMINAL FIRST HOLE
CONCENTRIC HOLE DEPTH1.875 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.219 INCHES NOMINAL
DISTANCE FROM CENTERLINE TO FLAT0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
FASTENER LENGTH3.375 INCHES NOMINAL
HEAD DIAMETER1.125 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEDEE CHAMFER
INTERNAL THREAD CLASS2B COUNTERBORE
INTERNAL THREAD DIRECTIONRIGHT-HAND COUNTERBORE
INTERNAL THREAD LENGTH0.250 INCHES NOMINAL COUNTERBORE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
NOMINAL THREAD SIZE0.250 INCHES CONCENTRIC HOLE
NOMINAL THREAD SIZE0.250 INCHES COUNTERBORE
SHANK UNTHREADED HOLE DIAMETER0.136 INCHES NOMINAL FIRST HOLE
STYLE DESIGNATORCOUNTERBORE THREADED
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES MINIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNF
THREAD SERIESUNF CONCENTRIC HOLE
THREAD SERIESUNF COUNTERBORE
THREADS PER INCH28 CONCENTRIC HOLE
THREADS PER INCH28 COUNTERBORE


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