The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-018-1582, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-018-1582 |
| Primary Part Number | 6I8916 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Disk Material | STEEL |
| Design Type | DRY |
| Teeth Quantity Per Disk | 128 |
| Flexibility | RIGID |
| Disk Type | EXTERNAL TEETH |
| 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 |
|---|---|
| 6I8916 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 1P6996 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 10-6996 | 5/9 Secondary reference Friction Products Co. Dba Hawk Performance Div Carlisle Brake & Friction |
| 2520010181582 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2520-01-018-1582 is a Disk,clutch,vehicular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-018-1582 has 1 manufacturer part number on file: 6I8916 (Caterpillar Inc Div Caterpillar Defense).
3 possible matches (shared part number, not a government interchangeability claim): 5360-01-340-1620, 5985-01-350-8912, 5340-01-672-3810. Verify interchangeability with system specifications before substitution.
Key specifications for 6I8916: Disk Material: STEEL; Design Type: DRY; Teeth Quantity Per Disk: 128; 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.