The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-419-2537, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-419-2537 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | PISTON, SPRING LOADED |
| Valve Stem Design | SINGLE SEAT |
| Second End Relationship with First End | IDENTICAL |
| Remote Actuation Method | PISTON |
| Body Style | STRAIGHT THRU |
| Regulation Type | MANUAL SINGLE STAGE |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 110.0 TO 200.0 CAMERA MOUNT |
| Manual Control Method | SCREW |
| Valve Loading Method | SPRING |
| Material | PLASTIC SEAT |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING STEM |
| Media for Which Designed | AIR |
| Maximum Inlet Pressure Rating | ERR-060 |
| 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 |
|---|---|
| 280091 ASSY 280091-0016 | 5/2 Secondary reference U.S. Government activity |
| 283388-0008 ITEM 5 | 3/2 Design control — primary reference U.S. Government activity |
| 280091-0016 | 5/2 Secondary reference U.S. Government activity |
| 280091 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-419-2537 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5850-01-434-0385. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-419-2537: Flow Control Device: PISTON, SPRING LOADED; Valve Stem Design: SINGLE SEAT; Second End Relationship with First End: IDENTICAL; Remote Actuation Method: PISTON. 16 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.