The Disk,clutch,vehicular, cataloged under National Stock Number 2520-00-386-2871, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Komatsu America Corporation. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-386-2871 |
| Primary Part Number | 18474112B11 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Komatsu America Corporation |
| Status | ACTIVE |
| Disk Material | ASBESTOS |
| Design Type | DRY |
| Outside Diameter | 11.375 INCHES NOMINAL IN |
| Flexibility | RIGID |
| Disk Type | PLAIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18474112B11 PRIMARY | Komatsu America Corporation (USA) |
| 18474112B1112 | Komatsu America Corporation (USA) |
| 112B11-1-2 PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| 1847414 PRIMARY | Komatsu America Corporation (USA) |
| Reference | Meaning |
|---|---|
| R18474-112B11 | 5/9 Secondary reference Komatsu America Corporation |
| R18474-14 | 5/9 Secondary reference Komatsu America Corporation |
| R18474-112B11-1-2 | 5/9 Secondary reference Komatsu America Corporation |
NSN 2520-00-386-2871 is a Disk,clutch,vehicular, manufactured by Komatsu America Corporation, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-386-2871 has 4 manufacturer part numbers on file: 18474112B11 (Komatsu America Corporation), 18474112B1112 (Komatsu America Corporation), 112B11-1-2 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 1847414 (Komatsu America Corporation).
Key specifications for 18474112B11: Disk Material: ASBESTOS; Design Type: DRY; Outside Diameter: 11.375 INCHES NOMINAL IN; Flexibility: RIGID. 5 specifications are documented in the U.S. Government catalog.
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.