The Valve,expansion, cataloged under National Stock Number 4820-01-610-6485, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Department of Defense Project Manager-Mobile Electric Power. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,expansion |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Department of Defense Project Manager-Mobile Electric Power (CAGE 30554) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-610-6485 |
| Primary Part Number | 10-52028-02 |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10-52028-02 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
| Reference | Meaning |
|---|---|
| 10-52028-02 | 5/9 Secondary reference Mainstream Engineering Corp |
| 10-52027 | D/9 Drawing number reference only Department of Defense Project Manager-Mobile Electric Power |
NSN 4820-01-610-6485 is a Valve,expansion, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-610-6485 has 1 manufacturer part number on file: 10-52028-02 (Department of Defense Project Manager-Mobile Electric Power).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-610-6492. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.