5305-00-206-8728 SCREW,MACHINE Index 5305-00-206-8735 SCREW,MACHINE

National Stock Number:
5306-00-206-8732

Federal Supply Class:
5306

National Item Identification Number:
002068732

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:
503961119200US ARMY ARDEC RDECOM


Techincal Specification:
CONCENTRIC HOLE DIAMETER0.128 INCHES NOMINAL
FASTENER LENGTH0.219 INCHES NOMINAL
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD HEIGHT0.094 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHOULDER DIAMETER0.310 INCHES NOMINAL
SHOULDER LENGTH0.040 INCHES NOMINAL
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.156 INCHES MINIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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