Product Details | CLUTCH DISK

2520-00-940-7973 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: B3061, 2520-00-940-7973, 00-940-7973, 2520009407973, 009407973

Vehicular Equipment Components | Vehicular Power Transmission Components

Supply Group (FSG) NSN Assign. NIIN
25 23 DEC 1965 00-940-7973

Cross Reference | NSN 2520-00-940-7973

Part Number Cage Code Manufacturer
B3061 61208 TWIN DISC INCORPORATED

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Technical Data | NSN 2520-00-940-7973

Characteristic Specifications
DISK MATERIAL STEEL
DESIGN TYPE WET
FLEXIBILITY RIGID
DISK TYPE EXTERNAL TEETH
TEETH QUANTITY PER DISK 68
SPECIAL FEATURES TWO STEPS ON OD,3.820 IN. DIA BY 0.120 IN. MIN 0.130 IN. MAX LG 1 ST STEP,4.090 IN. MIN 4.100 IN. MAX OD BY 0.050 IN. MIN 0.064 IN. MAX LG 2ND STEP
(NON-CORE DATA) INSIDE DIAMETER 2.800 INCHES MINIMUM AND 2.805 INCHES MAXIMUM
(NON-CORE DATA) THICKNESS 0.340 INCHES NOMINAL
(NON-CORE DATA) TOOTH ARRANGEMENT CONTINUOUS
(NON-CORE DATA) DESIGN FORM SOLID
(NON-CORE DATA) TEETH PITCH DIAMETER 4.250 INCHES NOMINAL
(NON-CORE DATA) FSC APPLICATION DATA TRANSMISSION,VEHICULAR

Restrictions/Controls & Freight Information | NSN 2520-00-940-7973

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 126840 POWER TRANS BELT CLAMPS,GUIDES ETC
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 586 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 2520-00-940-7973

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each