Product Details | CLUTCH DISK

2520-00-678-0583 A solid circular disk of wire-woven lining material or ceramic and metal substance and the like, molded to one or both sides and fastened directly or indirectly to the center spline or hub, which receives and transmits motion or power by engagement with the pressure plate assembly and the flywheel or the like. Includes dry or wet type disk, and may include damper springs. This item is designed to be used on tanks, automobiles, construction equipment, and the like in conjunction with a CLUTCH ASSEMBLY, FRICTION.

Part Alternates: UCL10879054, UCL108-7905-4, UCL479054, UCL4-7905-4, UCL6679054, UCL66-7905-4, UCL9879054, UCL98-7905-4, UCLA79054, UCLA7905-4, 410551, 4-10551, 2520-00-678-0583, 00-678-0583, 2520006780583, 006780583

Vehicular Equipment Components | Vehicular Power Transmission Components

Supply Group (FSG) NSN Assign. NIIN
25 01 JAN 1963 00-678-0583

Cross Reference | NSN 2520-00-678-0583

Part Number Cage Code Manufacturer
4-10551 77873 GKN ROCKFORD, INC
UCL108-7905-4 77873 GKN ROCKFORD, INC
UCL4-7905-4 23926 KOMATSU AMERICA INTL CO
UCL66-7905-4 77873 GKN ROCKFORD, INC
UCL98-7905-4 77873 GKN ROCKFORD, INC
UCLA7905-4 23926 KOMATSU AMERICA INTL CO

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Technical Data | NSN 2520-00-678-0583

Characteristic Specifications
DISK MATERIAL NICKEL ALLOY
DESIGN TYPE DRY
FLEXIBILITY RIGID
DISK TYPE PLAIN
CONSTRUCTION SPLIT
OUTSIDE DIAMETER 16.000 INCHES NOMINAL
SPLINE TYPE STRAIGHT
SPLINE QUANTITY 10
SPLINE MAJOR DIAMETER 1.750 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
FEATURES PROVIDED FRICTION MATERIAL FACING AND MATERIAL FACING GROOVE
SPECIAL FEATURES OIL DEFLECTOR QUANTITY: 1; OIL DEFLECTOR OUTSIDE DIAMETER: 7.120 IN. NOMINAL; INTEGRAL HUB INCLUDED
(NON-CORE DATA) SPLINE MINOR DIAMETER 1.441 INCHES MINIMUM AND 1.445 INCHES MAXIMUM
(NON-CORE DATA) OVERALL LENGTH 2.000 INCHES NOMINAL
(NON-CORE DATA) THICKNESS 0.464 INCHES MINIMUM AND 0.486 INCHES MAXIMUM
(NON-CORE DATA) MATERIAL LOCATION BOTH SIDES
(NON-CORE DATA) DESIGN FORM SOLID
(NON-CORE DATA) ASBESTOS COMPOSITION TYPE WOVEN
(NON-CORE DATA) MATERIAL OUTSIDE DIAMETER 15.910 INCHES NOMINAL
(NON-CORE DATA) MATERIAL INSIDE DIAMETER 9.000 INCHES NOMINAL
(NON-CORE DATA) FACING ATTACHMENT METHOD RIVETED
(NON-CORE DATA) DISTANCE FROM FLYWHEEL FACE TO REAR OF HUB 0.380 INCHES NOMINAL
(NON-CORE DATA) MATERIAL ASBESTOS
MANUFACTURERS CODE 77873
DESIGN CONTROL REFERENCE 4-10551

Restrictions/Controls & Freight Information | NSN 2520-00-678-0583

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 019940 AUTO TRANSMISSIONS R CLUTCHES
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 586 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 2520-00-678-0583

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each