Product Details | SETSCREW

5305-00-017-4256 An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: 6410401, 641040-1, 5305-00-017-4256, 00-017-4256, 5305000174256, 000174256

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 24 MAY 1968 00-017-4256

Drawings & Photos | NSN 5305-00-017-4256


Cross Reference | NSN 5305-00-017-4256

Part Number Cage Code Manufacturer
641040-1 22907 HELIGEAR ACQUISITION CO. DBA NORTHSTAR AEROSPACE (CHICAGO)

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Technical Data | NSN 5305-00-017-4256

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.327 INCHES MINIMUM AND 0.447 INCHES MAXIMUM
FASTENER LENGTH 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
MATERIAL STEEL COMP 1010 OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C44 FILLISTER
HEAD DIAMETER 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM
HEAD HEIGHT 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
POINT STYLE F4 DOG
POINT LENGTH 0.188 INCHES NOMINAL
POINT DIAMETER 0.155 INCHES MINIMUM AND 0.157 INCHES MAXIMUM
MANUFACTURERS CODE 22907
DESIGN CONTROL REFERENCE 641040-1

Restrictions/Controls & Freight Information | NSN 5305-00-017-4256

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code GX HQ Defense Logistics Agency, Enterprise Business
Systems
Fort Belvoir, VA 22060
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 5305-00-017-4256

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