The Valve,globe, cataloged under National Stock Number 4820-01-440-8963, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydac Corp. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-440-8963 |
| Primary Part Number | DV8-1.1/12V |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hydac Corp |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Furnished Items and Quantity | 1 INDICATOR |
| Connection Style | GASKET SEAL(BOSS) ALL ENDS |
| Minimum Operating Temp | -4.0 FAHRENHEIT DEGF |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 212.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | WATER, SALT SECOND RESPONSE |
| Media for Which Designed | FUEL/OIL, HYDROCARBON FIRST RESPONSE |
| Thread Class | 2B ALL ENDS |
| Material | STEEL BODY |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| DV8-1.1/12V PRIMARY | Hydac Corp (USA) |
| Reference | Meaning |
|---|---|
| DV8-1 1/12 | C/1 Advisory reference — outside the item-of-supply concept Hydac Corp |
| DV8-1/12 | 5/9 Secondary reference Hydac Corp |
NSN 4820-01-440-8963 is a Valve,globe, manufactured by Hydac Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-440-8963 has 1 manufacturer part number on file: DV8-1.1/12V (Hydac Corp).
Key specifications for DV8-1.1/12V: Flow Control Device: NEEDLE; Furnished Items and Quantity: 1 INDICATOR; Connection Style: GASKET SEAL(BOSS) ALL ENDS; Minimum Operating Temp: -4.0 FAHRENHEIT DEGF. 18 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.