Product Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-251-8743 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Part Alternates: ST2016020, ST2016-020, QADST2016, QADST-2016, 5306-01-251-8743, 01-251-8743, 5306012518743, 012518743

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 25 MAR 1987 01-251-8743

Drawings & Photos | NSN 5306-01-251-8743


Demand History | NSN 5306-01-251-8743

Part Number Request Date QTY Origin
5306-01-251-8743 2017-05-151 2144 DIBBS
5306-01-251-8743 2017-02-53 72 MANUAL
5306-01-251-8743 2017-02-36 2211 DIBBS

Cross Reference | NSN 5306-01-251-8743

Part Number Cage Code Manufacturer
QADST-2016 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2016-020 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5306-01-251-8743

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.540 INCHES NOMINAL
FASTENER LENGTH 0.625 INCHES NOMINAL
MATERIAL TITANIUM ALLOY OVERALL
HEAD STYLE C10 DOUBLE HEXAGON WITH HOLE
HEAD HEIGHT 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.250 INCHES NOMINAL
EXTENDED WASHER DIAMETER 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS 0.040 INCHES MINIMUM
HOLE CONFIGURATION STYLE E2 DOUBLE HEXAGON LONGITUDINAL HOLE
HOLE TYPE DRILLED
HOLE QUANTITY 4
HOLE DIAMETER 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.025 INCHES MINIMUM
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE ST2016-020

Restrictions/Controls & Freight Information | NSN 5306-01-251-8743

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 106940 SPACERS/SEPARATORS I/S NOI TUBULAR
Less than car load rating T 55
Less than truck load rating T 55.0
Water commodity Code 713 unknown
Originating Activity Code SU Ogden Air Logistics Center
Hill AFB, UT 84056-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable