The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-376-4604, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Link-Belt Cranes, L.p., Lllp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2520-01-376-4604 |
| Primary Part Number | 3A520 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Link-Belt Cranes, L.p., Lllp |
| Status | ACTIVE |
| Design Type | DRY |
| Flexibility | RIGID |
| 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 |
|---|---|
| 3A520 PRIMARY | Link-Belt Cranes, L.p., Lllp (USA) |
| 140-006-0750 PRIMARY | Haldex Brake Products Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3A4520 | C/1 Advisory reference — outside the item-of-supply concept Link-Belt Cranes, L.p., Lllp |
| 140-006-0557 | 5/9 Secondary reference Haldex Brake Products Corporation |
NSN 2520-01-376-4604 is a Disk,clutch,vehicular, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-376-4604 has 2 manufacturer part numbers on file: 3A520 (Link-Belt Cranes, L.p., Lllp), 140-006-0750 (Haldex Brake Products Corporation).
Key specifications for 3A520: Design Type: DRY; Flexibility: RIGID; Special Features: 14 IN.DIA STANDARD IN. 2 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.