Product Details | SOCKET HEAD CAP SCREW

5305-01-646-1259 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Part Alternates: SAE J2295 , SAEJ2295, J2295F879C3F06N12CW, J2295F879C3F06-N12CW , 588-7666730 ITEM 48 , 5887666730ITEM48, 588-8326743 ITEM 49 , 5888326743ITEM49, 5305-01-646-1259, 01-646-1259, 5305016461259, 016461259

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 2015195 01-646-1259

Demand History | NSN 5305-01-646-1259

Part Number Request Date QTY Origin
5305-01-646-1259 2025-08-223 24 United States
SAEJ2295 2023-07-199 100 US
SAEJ2295 2014-07-203 50 United States

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Technical Data | NSN 5305-01-646-1259

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.375 INCHES NOMINAL
FASTENER LENGTH 0.750 INCHES NOMINAL
MATERIAL STEEL COMP 304 OR
HEAD STYLE FLAT COUNTERSUNK
HEAD DIAMETER 0.720 INCHES MINIMUM AND
COUNTERSINK ANGLE 80.0 DEGREES MINIMUM AND
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS 0.219 INCHES NOMINAL
III END ITEM IDENTIFICATION DOOR, ACTF EL
III PART NAME ASSIGNED BY CONTROLLING AGENCY HEX SOCKET FLAT COUNTERSUNK HEAD CAP SCREW

Restrictions/Controls & Freight Information | NSN 5305-01-646-1259

Category Code Description
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.
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 5305-01-646-1259

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