The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-421-6793, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-421-6793 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Media for Which Designed | AIR |
| 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 |
|---|---|
| 518958PC28 | 5/9 Secondary reference Rolls-Royce Ab |
| 518958PC28 | C/1 Advisory reference — outside the item-of-supply concept Kamewa Usa Inc |
| 518958PC28 | 3/9 Design control — primary reference Kamewa |
| 518958PC28 | C/1 Advisory reference — outside the item-of-supply concept Fuji Trading America Inc |
NSN 4820-01-421-6793 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-421-6793: Special Features: PRESSURE GAGE; MANUAL CONTROL HANDLE; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Media for Which Designed: AIR. 1 specification is 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.