5306-01-138-7726 BOLT,U Index 5306-01-138-7728 BOLT,SHEAR

National Stock Number:
5306-01-138-7727

Federal Supply Class:
5306

National Item Identification Number:
011387727

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:
65-23413-2381205THE BOEING COMPANY
65-23413-2382918THE BOEING COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.875 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.620 INCHES NOMINAL
FASTENER LENGTH3.800 INCHES NOMINAL
MATERIALSTEEL OVERALL
STYLE DESIGNATORCOUNTERBORE UNTHREADED
SHOULDER DIAMETER0.936 INCHES MINIMUM AND
0.938 INCHES MAXIMUM
SHOULDER LENGTH3.080 INCHES NOMINAL
COUNTERBORE DIAMETER0.650 INCHES NOMINAL
COUNTERBORE DEPTH1.060 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.530 INCHES MINIMUM AND
0.533 INCHES MAXIMUM
HEAD HEIGHT0.190 INCHES NOMINAL
WIDTH BETWEEN FLATS1.060 INCHES NOMINAL


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