The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-284-4282, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-284-4282 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | PISTON, SPRING LOADED |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE |
| Regulation Type | 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC |
| First End Style Designator | SOCKET |
| Third Connection Face to Centerline Distance | 3.562 INCHES NOMINAL IN |
| First Connection Face to Centerline Distance | 3.687 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 55.0 TO 235.0 CAMERA MOUNT |
| Manual Control Method | SCREW |
| Valve Loading Method | SPRING |
| Second Connection Face to Centerline Distance | 3.562 INCHES NOMINAL IN |
| First End Connection Type | UNTHREADED INTERNAL PIPE |
| First End Nominal Pipe Size Accommodated | 1.000 INCHES IN |
| Material | NICKEL ALLOY STEM |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY AND COPPER ALLOY SEAT |
| Media for Which Designed | WATER |
| Maximum Inlet Pressure Rating | ERR-060 |
| Center to Center Distance | 1.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| M900P-1215UE-2W | D/9 Drawing number reference only Metrex Valve Corp. Dba Metrex Valve Corp |
| M900P-100-UE2-2W 1IN | 3/9 Design control — primary reference Metrex Valve Corp. Dba Metrex Valve Corp |
| M900P-1215UE-2W 1IN | 5/9 Secondary reference Metrex Valve Corp. Dba Metrex Valve Corp |
NSN 4820-01-284-4282 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-284-4282: Flow Control Device: PISTON, SPRING LOADED; Second End Relationship with First End: IDENTICAL; Body Style: TEE; Regulation Type: 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC. 21 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.