Product Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-175-8766 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: BLT4446, 5306-01-175-8766, 01-175-8766, 5306011758766, 011758766

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 05 APR 1984 01-175-8766

Drawings & Photos | NSN 5306-01-175-8766


Demand History | NSN 5306-01-175-8766

Part Number Request Date QTY Origin
5306-01-175-8766 2010-03-64 100 DIBBS

Cross Reference | NSN 5306-01-175-8766

Part Number Cage Code Manufacturer
BLT4446 K0378 ROLLS-ROYCE MILITARY AERO ENGINES LTD

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Technical Data | NSN 5306-01-175-8766

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.626 INCHES MINIMUM AND 0.686 INCHES MAXIMUM
FASTENER LENGTH 1.204 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION HR 650,FSCM K0378 MFR REF SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT SILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION DTD 939,FSCM K0378 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.140 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.491 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 2
FIRST DIAMETER FROM HEAD 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER 0.518 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
SPECIAL FEATURES SECOND DIA FROM HEAD ROUNDED BOTH SIDES 0.195 IN. FROM FULL DIA OF 0.250 IN.
MANUFACTURERS CODE K0378
DESIGN CONTROL REFERENCE BLT4446

Restrictions/Controls & Freight Information | NSN 5306-01-175-8766

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:SItem contains silver
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5306-01-175-8766

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDUN (F402)JET ENGINES(PEGASUS 10)
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each