The Parts Kit,friction Clutch, cataloged under National Stock Number 2520-00-079-8056, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is The W.w. Williams Company, Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-079-8056 |
| Primary Part Number | 6777000 |
| Item Name | Parts Kit,friction Clutch |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| Component Quantity | 3 |
| Nonsupply Items and Quantities | 24617 6774281 SEAL RING 1 AND 24617 6776743 EXPANDER 1 AND 24617 6777057 INSTRUCTION SHEET 1 |
| 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 |
|---|---|
| 6777000 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6777000 | 5/9 Secondary reference General Motors Corp |
| 2520000798056 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 6777000 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2520-00-079-8056 is a Parts Kit,friction Clutch, manufactured by The W.w. Williams Company, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-079-8056 has 1 manufacturer part number on file: 6777000 (The W.w. Williams Company, Llc).
Key specifications for 6777000: Component Quantity: 3; Nonsupply Items and Quantities: 24617 6774281 SEAL RING 1 AND 24617 6776743 EXPANDER 1 AND 24617 6777057 INSTRUCTION SHEET 1. 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.