5306-01-344-5526 BOLT,EXTERNALLY RELIEVED BODY Index 5305-01-344-5528 SCREW,CAP,SOCKET HE

National Stock Number:
5306-01-344-5527

Federal Supply Class:
5306

National Item Identification Number:
013445527

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:
3570-08666503WOODWARD, INC.


Techincal Specification:
CONCENTRIC HOLE DEPTH0.250 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.120 INCHES MINIMUM AND 0.128 INCHES MAXIMUM
COUNTERBORE DEPTH0.140 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
COUNTERBORE DIAMETER0.136 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.450 INCHES NOMINAL
FASTENER LENGTH0.375 INCHES NOMINAL
HARDNESS RATING28.0 ROCKWELL C MINIMUM OVERALL AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
HEAD HEIGHT0.342 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
HEAD STYLEFILLISTER EXTENDED WASHER
MATERIALSTEEL COMP 410 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.125 INCHES
STYLE DESIGNATORCOUNTERBORE UNTHREADED
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.285 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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