The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-064-0233, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-064-0233 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK, BOTTOM GUIDED |
| Valve Stem Design | SINGLE SEAT |
| Renewable Seat Ring Type | THREADED |
| Second End Relationship with First End | NOT IDENTICAL |
| Remote Actuation Method | DIAPHRAGM |
| Body Style | ANGLE |
| Regulation Type | MANUAL SINGLE STAGE |
| First End Style Designator | OPTIONAL END |
| Temp Rating | 175.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Second End Style Designator | SWIVEL NUT, FLARED |
| Surface Treatment | ANODIZE OUTSIDE |
| Material | BRASS SEAT |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | COPPER ALLOY STEM |
| Media for Which Designed | ARGON AND NITROGEN, GASEOUS |
| Thread Size and Series/type Designator | 1/4-18 NPT FIRST END |
| Thread Size and Series/type Designator | 0.960-14 NGO SECOND 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 |
|---|---|
| 1L580 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-064-0233 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-064-0233: Flow Control Device: DISK, BOTTOM GUIDED; Valve Stem Design: SINGLE SEAT; Renewable Seat Ring Type: THREADED; Second End Relationship with First End: NOT IDENTICAL. 20 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.