5306-00-208-0266 BOLT,INTERNALLY RELIEVED BODY Index 5307-00-208-0270 STUD,PLAIN

National Stock Number:
5306-00-208-0268

Federal Supply Class:
5306

National Item Identification Number:
002080268

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:
504-7493-00213499ROCKWELL COLLINS, INC.
504-7493-00295105ROCKWELL COLLINS, INC.


Techincal Specification:
CONCENTRIC HOLE DIAMETER0.252 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
FASTENER LENGTH0.281 INCHES NOMINAL
HEAD HEIGHT0.078 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL COMP 302 OR STEEL COMP 316 OR STEEL COMP 303 OR STEEL COMP 321 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL
STYLE DESIGNATORCOUNTERBORE UNTHREADED
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.219 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNEF


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