The Valve,flow Control, cataloged under National Stock Number 4820-01-668-8270, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydac Technology Corp. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-668-8270 |
| Primary Part Number | DVE08320-01-C-V-M |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hydac Technology Corp |
| Status | ACTIVE |
| Flow Control Device | CONE |
| Connection Type | THREADED EXTERNAL BOSS |
| End Connection Quantity | 1 |
| Nominal Outside Diameter Tube Accommodated | 0.75 INCHES IN |
| Nominal Thread Size | 0.75 INCHES IN |
| Body Material | STEEL |
| Thread Class | 2A A |
| 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 |
|---|---|
| 32477 | Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited (CAN) |
| DVE08320-01-C-V-M PRIMARY | Hydac Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| DVE-08-01.X/12-M | 3/9 Design control — primary reference Hydac Technology Corp |
NSN 4820-01-668-8270 is a Valve,flow Control, manufactured by Hydac Technology Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-668-8270 has 2 manufacturer part numbers on file: 32477 (Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited), DVE08320-01-C-V-M (Hydac Technology Corp).
Key specifications for DVE08320-01-C-V-M: Flow Control Device: CONE; Connection Type: THREADED EXTERNAL BOSS; End Connection Quantity: 1; Nominal Outside Diameter Tube Accommodated: 0.75 INCHES IN. 10 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.