The Parts Kit,hydraulic Transmission, cataloged under National Stock Number 2520-01-448-1225, 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 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-448-1225 |
| Primary Part Number | 6777608 |
| Item Name | Parts Kit,hydraulic Transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| Functional Description | USED TO REPAIR HYDRAULIC TRANSMISSION |
| 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 |
|---|---|
| 6777608 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6777608 | 3/9 Design control — primary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2520-01-448-1225 is a Parts Kit,hydraulic Transmission, manufactured by The W.w. Williams Company, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-448-1225 has 1 manufacturer part number on file: 6777608 (The W.w. Williams Company, Llc).
Key specifications for 6777608: Special Features: CONSISTS OF P/N 6777607 NSN 5306-00-835-2115 AND NSN 5310-00-914-6704@CXCYGHOUSING,REACTION,TRANSMISSION; Functional Description: USED TO REPAIR HYDRAULIC TRANSMISSION. 1 specification is 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.