Product Details | SOCKET HEAD CAP SCREW

5305-01-625-1635 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: 91251A110 , 5305-01-625-1635, 01-625-1635, 5305016251635, 016251635

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 2014027 01-625-1635

Demand History | NSN 5305-01-625-1635

Part Number Request Date QTY Origin
91251A110 2025-07-191 100 DIBBS
91251A110 2024-05-133 100 DIBBS
91251A110 2023-07-201 100 DIBBS

Cross Reference | NSN 5305-01-625-1635

Part Number Cage Code Manufacturer
91251A110 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 5305-01-625-1635

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.112 INCHES
THREAD QUANTITY PER INCH 40
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.50 INCHES NOMINAL
FASTENER LENGTH 0.50 INCHES NOMINAL
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT OXIDE OVERALL
COLOR BLACK OVERALL
HEAD STYLE FLAT CHAMFER
HEAD DIAMETER 0.183 INCHES NOMINAL
HEAD HEIGHT 0.112 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS 0.094 INCHES NOMINAL
SPECIAL FEATURES MCMASTER-CARR HOLDS DESIGN CONTROL OF ITEM BUT IS NOT OEM

Restrictions/Controls & Freight Information | NSN 5305-01-625-1635

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
NMF Description 096640 SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating Q 70.0
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 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 5305-01-625-1635

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