The Valve,check, cataloged under National Stock Number 4820-01-279-2981, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-279-2981 |
| Primary Part Number | S0703002-2 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Mounting Position | HORIZONTAL |
| Material | ALUMINUM BODY |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S0703002-2 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| S0703002-2 | Eaton Industries S. De R.l. De C.v. (MEX) |
| Reference | Meaning |
|---|---|
| S0703002-2 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 |
| NH1005353-10 | 5/9 Secondary reference Eaton Industries S. De R.l. De C.v. |
| S0703002-2 | 3/9 Design control — primary reference Eaton Aviation Corporation |
NSN 4820-01-279-2981 is a Valve,check, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-279-2981 has 2 manufacturer part numbers on file: S0703002-2 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), S0703002-2 (Eaton Industries S. De R.l. De C.v.).
Key specifications for S0703002-2: Flow Control Device: DISK; Mounting Position: HORIZONTAL; Material: ALUMINUM BODY; Valve Operation Method: AUTOMATIC. 4 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.