The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-554-1097, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Deere & Co. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Rdo Equipment Rdo Equipment Pty Ltd (CAGE ZB955); Rdo Equipment Pty Ltd (CAGE Z16Z0); Deere & Co (CAGE 75160) |
| Parameter | Value |
|---|---|
| NSN | 2520-01-554-1097 |
| Primary Part Number | AT184409 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Deere & Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| AT184409 | Rdo Equipment Rdo Equipment Pty Ltd (AUS) |
| AT184409 | Rdo Equipment Pty Ltd (AUS) |
| AT184409 PRIMARY | Deere & Co (USA) |
| Reference | Meaning |
|---|---|
| AT184409 | 5/9 Secondary reference Rdo Equipment Pty Ltd |
| AT184409 | 5/9 Secondary reference Hitachi Construction Machinery Aust Australia Pty Ltd Hitachi Construction Machinery |
NSN 2520-01-554-1097 is a Disk,clutch,vehicular, manufactured by Deere & Co, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-554-1097 has 3 manufacturer part numbers on file: AT184409 (Rdo Equipment Rdo Equipment Pty Ltd), AT184409 (Rdo Equipment Pty Ltd), AT184409 (Deere & Co).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.