Product Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-278-8499 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: J644P29C, 5306-01-278-8499, 01-278-8499, 5306012788499, 012788499

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 10 MAY 1988 01-278-8499

Drawings & Photos | NSN 5306-01-278-8499


Demand History | NSN 5306-01-278-8499

Part Number Request Date QTY Origin
J644P29C 2023-04-110 120 DIBBS
5306-01-278-8499 2019-08-230 360 DIBBS
5306-01-278-8499 2019-02-49 120 DIBBS
5306-01-278-8499 2016-07-195 60 DIBBS
5306-01-278-8499 2016-02-36 15 DIBBS
5306-01-278-8499 2016-01-28 15 DIBBS
5306-01-278-8499 2015-10-287 60 DIBBS
5306-01-278-8499 2015-10-274 60 DIBBS
5306-01-278-8499 2014-08-235 10 DIBBS
5306-01-278-8499 2014-08-223 30 DIBBS

Cross Reference | NSN 5306-01-278-8499

Part Number Cage Code Manufacturer
J644P29C 07482 GENERAL ELECTRIC COMPANY DBA GE

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Technical Data | NSN 5306-01-278-8499

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 0.740 INCHES MINIMUM AND 0.820 INCHES MAXIMUM
FASTENER LENGTH 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM
MATERIAL NICKEL ALLOY 718 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION C50TF13 CL-B CAGEC 07482 MFR REF SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT SILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C9 DOUBLE HEXAGON EXTENDED WASHER
HEAD HEIGHT 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.312 INCHES NOMINAL
EXTENDED WASHER DIAMETER 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
EXTENDED WASHER THICKNESS 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.222 INCHES MINIMUM AND 0.232 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
FEATURES PROVIDED DRY FILM LUBRICANT
III PRECIOUS MATERIAL SILVER
III PRECIOUS MATERIAL AND LOCATION OVERALL SILVER

Restrictions/Controls & Freight Information | NSN 5306-01-278-8499

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 139820 NICKEL BOLTS/NAILS/NUTS/RIVETS ETC
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 5306-01-278-8499

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each