The Valve,flow Control, cataloged under National Stock Number 4820-01-458-9178, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-458-9178 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flange Face Design | RAISED |
| Connection Type | FLANGE, ROUND W/HOLES |
| End Connection Quantity | 2 |
| Valve Size | 3.000 INCHES IN |
| Body Material | STEEL UNS J03002 |
| Bolt Hole Quantity | 4 |
| Flange Diameter | 7.500 INCHES IN |
| Face to Face Distance | 12.000 INCHES IN |
| Pressure Class | ERR-060 |
| 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 |
| Reference | Meaning |
|---|---|
| 25248 | D/9 Drawing number reference only U.S. Government activity |
| 25248-01E | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-458-9178 is a Valve,flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-458-9178: Flange Face Design: RAISED; Connection Type: FLANGE, ROUND W/HOLES; End Connection Quantity: 2; Valve Size: 3.000 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.