Product Details | ECCENTRIC HEAD BOLT

5306-00-939-1800 An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.

Part Alternates: 496296, 5306-00-939-1800, 00-939-1800, 5306009391800, 009391800

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 03 NOV 1965 00-939-1800

Drawings & Photos | NSN 5306-00-939-1800


Cross Reference | NSN 5306-00-939-1800

Part Number Cage Code Manufacturer
496296 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
496296 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
496296 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5306-00-939-1800

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
FASTENER LENGTH 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5825 ASSN STD 1ST MATERIAL RESPONSE OR AMS 7473 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C26 DEE CHAMFER
HEAD DIAMETER 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
HEAD HEIGHT 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO FLAT 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.410 INCHES MINIMUM AND 0.430 INCHES MAXIMUM
DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM
INTERNAL DRIVE STYLE D6 RECESSED TYPE 1
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 496296

Restrictions/Controls & Freight Information | NSN 5306-00-939-1800

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
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
No Freight Information

Management | NSN 5306-00-939-1800

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
1
EA : Each