The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-203-5444, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-203-5444 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Temp Rating | -20.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | MIL-P-5516 MIL SPEC SINGLE MATERIAL RESPONSE PACKING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | STEEL COMP 630 STEM |
| 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 |
|---|---|
| V3D10075-03 | 3/2 Design control — primary reference U.S. Government activity |
| S1E1003 ITEM 15 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-203-5444 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-203-5444: Flow Control Device: DISK; Temp Rating: -20.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM DEGF; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE STEM; Material Document and Classification: MIL-P-5516 MIL SPEC SINGLE MATERIAL RESPONSE PACKING. 6 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.