Product Details | CLUTCH DISK

2520-00-739-2921 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: FCP311, FCP-311, 3D9337, 2520-00-739-2921, 00-739-2921, 2520007392921, 007392921

Vehicular Equipment Components | Vehicular Power Transmission Components

Supply Group (FSG) NSN Assign. NIIN
25 01 JAN 1963 00-739-2921

Cross Reference | NSN 2520-00-739-2921

Part Number Cage Code Manufacturer
3D9337 11083 CATERPILLAR INC. DBA CATERPILLAR
FCP-311 79370 THE S K WELLMAN CORP DBA WELLMAN FRICTION PRODUCTS

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Technical Data | NSN 2520-00-739-2921

Characteristic Specifications
DISK MATERIAL STEEL
DESIGN TYPE DRY
FLEXIBILITY RIGID
DISK TYPE PLAIN
CONSTRUCTION SECTION
OUTSIDE DIAMETER 16.000 INCHES NOMINAL
SPLINE TYPE STRAIGHT
SPLINE QUANTITY 10
SPLINE MAJOR DIAMETER 1.137 INCHES NOMINAL
FEATURES PROVIDED FRICTION MATERIAL FACING
SPECIAL FEATURES INTEGRAL HUB INCLUDED
(NON-CORE DATA) SPLINE MINOR DIAMETER 1.087 INCHES NOMINAL
(NON-CORE DATA) OVERALL LENGTH 1.500 INCHES NOMINAL
(NON-CORE DATA) THICKNESS 0.465 INCHES NOMINAL
(NON-CORE DATA) MATERIAL LOCATION BOTH SIDES
(NON-CORE DATA) DESIGN FORM CUSHION SEGMENT
(NON-CORE DATA) MATERIAL OUTSIDE DIAMETER 16.000 INCHES NOMINAL
(NON-CORE DATA) MATERIAL INSIDE DIAMETER 8.000 INCHES NOMINAL
(NON-CORE DATA) SECTION QUANTITY PER SIDE 2
(NON-CORE DATA) FACING ATTACHMENT METHOD RIVETED
(NON-CORE DATA) CUSHION SEGMENT QUANTITY 10
(NON-CORE DATA) MATERIAL STEEL

Restrictions/Controls & Freight Information | NSN 2520-00-739-2921

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 581 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 2520-00-739-2921

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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each