Product Details | SOCKET HEAD CAP SCREW

5305-01-623-6978 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: 91290A256 , 5305-01-623-6978, 01-623-6978, 5305016236978, 016236978

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 2013330 01-623-6978

Demand History | NSN 5305-01-623-6978

Part Number Request Date QTY Origin
91290A256 2019-09-245 1000 DIBBS
91290A256 2019-08-240 200 DIBBS
91290A256 2019-08-232 1 DIBBS
5305-01-623-6978 2017-02-43 4 DIBBS

Cross Reference | NSN 5305-01-623-6978

Part Number Cage Code Manufacturer
91290A256 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 5305-01-623-6978

Characteristic Specifications
THREAD SERIES DESIGNATOR M
NOMINAL THREAD DIAMETER 5.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS 0.8
EXTERNAL THREAD TOLERANCE CLASS 6G
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 22.0 MILLIMETERS MINIMUM AND
FASTENER LENGTH 35.0 MILLIMETERS NOMINAL
MATERIAL STEEL OVERALL
COLOR BLACK OVERALL
HEAD STYLE FLAT CHAMFER
HEAD DIAMETER 8.5 MILLIMETERS NOMINAL
HEAD HEIGHT 5.0 MILLIMETERS NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS 4.0 MILLIMETERS NOMINAL
SPECIAL FEATURES PER MCMASTER CARR PART NUMBER HAS MULTIPLE SOURCES AND OEM COULD NOT BE PROVIDED
III END ITEM IDENTIFICATION 2350-01-560-2306
III PART NAME ASSIGNED BY CONTROLLING AGENCY CLASS 12.9 ALLOY STEEL SOCKET HEAD CAP SCREW

Restrictions/Controls & Freight Information | NSN 5305-01-623-6978

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 PA Marine Corps Logistics Base
Albany, GA 31704-1128
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 5305-01-623-6978

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code2Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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