The Valve,flow Control, cataloged under National Stock Number 4820-01-481-2597, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydac Corp. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-481-2597 |
| Primary Part Number | 00705546 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hydac Corp |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Connection Type | THREADED INTERNAL TUBE |
| End Connection Quantity | 2 |
| Valve Size | 0.750 INCHES IN |
| Nominal Thread Size | 0.750 INCHES IN |
| Body Material | STEEL |
| Thread Class | 2B |
| Pressure Class | ERR-060 |
| Thread Quantity Per Inch | 16 |
| Thread Series Designator | UNF |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| DRV-12-01.X/12 | Hydac Corp (USA) |
| 00705546 PRIMARY | Hydac Corp (USA) |
NSN 4820-01-481-2597 is a Valve,flow Control, manufactured by Hydac Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-481-2597 has 2 manufacturer part numbers on file: DRV-12-01.X/12 (Hydac Corp), 00705546 (Hydac Corp).
Key specifications for 00705546: Flow Control Device: POPPET; Connection Type: THREADED INTERNAL TUBE; End Connection Quantity: 2; Valve Size: 0.750 INCHES IN. 11 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.