The Valve,fluid Pressure Regulating,, cataloged under National Stock Number 1650-01-473-2484, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1650-01-473-2484 |
| Item Name | Valve,fluid Pressure Regulating, |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Body Style | SCREW-IN CARTRIDGE |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| End Connection Quantity | 1 |
| Valve Loading Method | SPRING |
| First End Connection Type | THREADED CARTRIDGE |
| Material | ALUMINUM ALLOY 2024 BODY |
| Media for Which Designed | OIL |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 0.875-14 UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| K874251-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-01-473-2484 is a Valve,fluid Pressure Regulating,, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-473-2484: Flow Control Device: POPPET; Body Style: SCREW-IN CARTRIDGE; Regulation Type: AUTOMATIC SINGLE STAGE; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE BODY. 12 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.