The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-255-2914, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-255-2914 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Seat Angle in Deg | 24.0 |
| First End Thread Class | 3A A |
| First End Style Designator | FLARELESS |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Second End Style Designator | PLAIN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.625 INCHES NOMINAL IN |
| Second End Connection Type | UNTHREADED EXTERNAL TUBE |
| Thread Size and Series/type Designator | 0.875-14 UNF FIRST END |
| Outlet Pressure Setting | ERR-060 |
| Filter | NOT INCLUDED |
| Second End Outside Diameter Tube Accommodated | 0.734 INCHES MINIMUM AND 0.736 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 38 87004 1014 2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-255-2914 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-255-2914: Flow Control Device: DISK; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: NOT IDENTICAL; Body Style: STRAIGHT THRU. 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.