Product Details | CLUTCH DISK

2520-00-923-7074 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: 5H49, 2520-00-923-7074, 00-923-7074, 2520009237074, 009237074

Vehicular Equipment Components | Vehicular Power Transmission Components

Supply Group (FSG) NSN Assign. NIIN
25 01 JAN 1960 00-923-7074

Cross Reference | NSN 2520-00-923-7074

Part Number Cage Code Manufacturer
5H49 11083 CATERPILLAR INC. DBA CATERPILLAR

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Technical Data | NSN 2520-00-923-7074

Characteristic Specifications
DISK MATERIAL STEEL
DESIGN TYPE DRY
FLEXIBILITY RIGID
DISK TYPE EXTERNAL TEETH
TEETH QUANTITY PER DISK 64
SPLINE TYPE INVOLUTE
SPLINE QUANTITY 16
SPECIAL FEATURES INTEGRAL HUB INCLUDED
(NON-CORE DATA) INSIDE DIAMETER 1.875 INCHES NOMINAL
(NON-CORE DATA) SLOT WIDTH 0.188 INCHES NOMINAL
(NON-CORE DATA) OVERALL LENGTH 3.594 INCHES NOMINAL
(NON-CORE DATA) THICKNESS 1.688 INCHES NOMINAL
(NON-CORE DATA) PITCH DIAMETER 2.0000 INCHES NOMINAL
(NON-CORE DATA) LARGEST OUTSIDE DIAMETER 8.250 INCHES NOMINAL
(NON-CORE DATA) TOOTH ARRANGEMENT SETS EQUALLY SPACED
(NON-CORE DATA) DESIGN FORM SOLID
(NON-CORE DATA) SPLINE PRESSURE ANGLE IN DEG 30.0
(NON-CORE DATA) DISTANCE FROM FLYWHEEL FACE TO REAR OF HUB 1.906 INCHES NOMINAL
(NON-CORE DATA) SMALLEST INSIDE DIAMETER 6.000 INCHES NOMINAL
(NON-CORE DATA) ANGLE BETWEEN SLOTS IN DEG 22.500 NOMINAL
(NON-CORE DATA) TEETH SET QUANTITY 8
(NON-CORE DATA) TEETH QUANTITY PER SET 8
(NON-CORE DATA) TEETH PITCH DIAMETER 8.0000 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 2520-00-923-7074

Category Code Description
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.
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