The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-086-2879, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-086-2879 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Valve Loading Method | SPRING |
| Media for Which Designed | AIR |
| Maximum Inlet Pressure Rating | ERR-060 |
| Outlet Pressure Setting | 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 |
|---|---|
| 69133 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 69133 | 5/2 Secondary reference U.S. Government activity |
| 69133 | 3/9 Design control — primary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 4820-01-086-2879 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): 5977-01-464-2186. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-086-2879: Valve Loading Method: SPRING; Special Features: 1/2 IN. NPT THD SIZE IN; Media for Which Designed: AIR; Maximum Inlet Pressure Rating: ERR-060. 5 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.