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NSN 2520-00-778-0555, 2520007780555
DISK,CLUTCH,VEHICULAR

Federal Supply Classification
FSC 2520 - Vehicular Power Transmission Components
National Item Identification Number
NIIN 007780555
Codification Country
United States
Item Name Code
INC 52060
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(P) There is no information in the HMIRS; 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.
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DLMS® Summary

National Stock Number 2520-00-778-0555

National Stock Number (NSN) 2520-00-778-0555, or NIIN 007780555, (disk,clutch,vehicular) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 12 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 52060. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 2520007780555 contains an unknown precious metal.

This NSN is associated to Schedule B 8483909500: parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.

This information was last updated on .


Technical Characteristics

DESIGN FORM
(ARJD) SOLID
DESIGN TYPE
(APGF) DRY
DISK MATERIAL
(CYBJ) STEEL
DISK TYPE
(BPLM) PLAIN
FLEXIBILITY
(FLEX) RIGID
OUTSIDE DIAMETER
(ABHE) 11.375 INCHES NOMINAL
SPECIAL FEATURES
(FEAT) INTEGRAL HUB AND BOLT HOLE INCLUDED
SPLINE QUANTITY
(ABSA) 24
SPLINE TYPE
(AXYS) INVOLUTE
BOLT HOLE QUANTITY
(AECS) 6
BOLT HOLE DIAMETER
(AHNX) 0.469 INCHES NOMINAL
DISTANCE FROM FLYWHEEL FACE TO REAR OF HUB
(BSPT) 0.156 INCHES NOMINAL
BOLT HOLE SPACING
(AZFF) UNEVENTLY SPACED ON 4.875 IN BOLT CIRCEE DIA
OVERALL LENGTH
(ABHP) 0.700 INCHES NOMINAL
THICKNESS
(ABNM) 0.400 INCHES NOMINAL
PITCH DIAMETER
(AGJS) 4.0000 INCHES NOMINAL
SPLINE PRESSURE ANGLE IN DEG
(AXFG) 20.0
UNABLE TO DECODE
(AARX) UNABLE TO DECODE

Manufacturer Part Numbers

0P697

RNCC
5
RNVC
2
11524

RNCC
5
RNVC
2
184745273

RNCC
5
RNVC
9
1K3166

RNCC
3
RNVC
2
291795273

RNCC
5
RNVC
9
415295273

RNCC
5
RNVC
9
5273

RNCC
5
RNVC
9
5273

RNCC
3
RNVC
2
5273

RNCC
5
RNVC
2
5273

RNCC
5
RNVC
9
75125

RNCC
5
RNVC
9
75125

RNCC
3
RNVC
2
D75125

RNCC
5
RNVC
9
R184745273

RNCC
5
RNVC
9
R291795273

RNCC
5
RNVC
9
RB415295273

RNCC
5
RNVC
9

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