5360-00-475-9606 SPRING,HELICAL,COMPRESSION Index 5940-00-475-9609 TERMINAL BOARD

National Stock Number:
5306-00-475-9607

Federal Supply Class:
5306

National Item Identification Number:
004759607

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:
5306AC1-02181996U S ARMY AVIATION AND MISSILE COMMAND
551002121GOODRICH AEROSPACE CANADA LTD.
5510-502121GOODRICH AEROSPACE CANADA LTD.
CTS960722331WHEATLAND MACHINE L.L.C.


Techincal Specification:
CONCENTRIC HOLE DEPTH5.437 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.375 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER5.914 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH6.250 INCHES NOMINAL
HEAD HEIGHT0.190 INCHES NOMINAL
HEAD DIAMETER0.812 INCHES NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER0.125 INCHES NOMINAL FIRST HOLE
SHOULDER DIAMETER0.625 INCHES NOMINAL
SHOULDER LENGTH5.593 INCHES NOMINAL
SPECIAL FEATURESCONCENTRIC HOLE ZINC SURFACE TREATMENT
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
WIDTH BETWEEN FLATS0.687 INCHES NOMINAL
SURFACE TREATMENTCADMIUM GRIP
SURFACE TREATMENTCADMIUM HEAD
SURFACE TREATMENTCADMIUM THREADS
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.405 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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