The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-375-2477, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-375-2477 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Remote Actuation Method | SPOOL |
| Temp Rating | 65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 3 |
| Valve Loading Method | SPRING |
| Surface Treatment | CHROMATE OUTSIDE |
| Material | STEEL BODY |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE |
| 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 |
|---|---|
| 1378AS313-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 8400083 | 3/9 Design control — primary reference Automotive Inc Fluid Power Systems Components Div Sub of United Technologies Corp |
NSN 4820-01-375-2477 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-375-2477: Surface Treatment Document and Classification: MIL-F-14072 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Remote Actuation Method: SPOOL; Temp Rating: 65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF; End Connection Quantity: 3. 8 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.