The Valve,shift Slave,transmission, cataloged under National Stock Number 2520-01-181-3702, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Dana Commercial Vehicle Products, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-181-3702 |
| Primary Part Number | A3547 |
| Item Name | Valve,shift Slave,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Dana Commercial Vehicle Products, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CAP,VALVE PILOT 317816C1;CAP,VALVE 317817R1;PISTON,VALVE 317815C1 |
| 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 |
|---|---|
| A3547 | Dana Commercial Vehicle Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 265212C92 | 5/9 Secondary reference U.S. Government activity |
| 265212C93 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2520-01-181-3702 is a Valve,shift Slave,transmission, manufactured by Dana Commercial Vehicle Products, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-181-3702 has 1 manufacturer part number on file: A3547 (Dana Commercial Vehicle Products, Llc).
Key specifications for A3547: General Characteristics Item Description: CAP,VALVE PILOT 317816C1;CAP,VALVE 317817R1;PISTON,VALVE 317815C1; End Item Identification: USED ON INTERNATIONAL TRUCKS SERIAL NUMBERS Y-17500 UP 1973 AND 1974. 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.