The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-019-5263, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-019-5263 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | PISTON, FREE TYPE |
| Second End Relationship with First End | IDENTICAL |
| Remote Actuation Method | PISTON |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Thread Class | 3B |
| First End Style Designator | GASKET SEAL |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 2 |
| First End Seat Radius | 0.010 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| First End Outside Diameter Tube Accommodated | 0.750 INCHES NOMINAL IN |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Thread Size and Series/type Designator | 1.0625-12 UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 30A12-2000 | 5/9 Secondary reference U.S. Government activity |
| 30A12-2000 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-019-5263 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-019-5263: Flow Control Device: PISTON, FREE TYPE; Second End Relationship with First End: IDENTICAL; Remote Actuation Method: PISTON; Body Style: STRAIGHT THRU. 14 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.