The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-702-3359, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dresser Produits Industriels - Division Masoneilan. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-702-3359 |
| Primary Part Number | 204500274-999-0000 |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dresser Produits Industriels - Division Masoneilan |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| End Connection Quantity | 2 |
| Material | ALUMINUM ALLOY BODY |
| Media for Which Designed | AIR |
| Maximum Inlet Pressure Rating | ERR-060 |
| Filter | INCLUDED |
| 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 |
|---|---|
| 204500274-999-0000 | Dresser Produits Industriels - Division Masoneilan (FRA) |
| Reference | Meaning |
|---|---|
| BR200 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-702-3359 is a Valve,regulating,system Pressure, manufactured by Dresser Produits Industriels - Division Masoneilan, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-702-3359 has 1 manufacturer part number on file: 204500274-999-0000 (Dresser Produits Industriels - Division Masoneilan).
Key specifications for 204500274-999-0000: Flow Control Device: DIAPHRAGM; End Connection Quantity: 2; Part Name Assigned by Controlling Agency: REGULATING VALVE; Material: ALUMINUM ALLOY BODY. 6 specifications are documented in the U.S. Government catalog.
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.