The Piston,valve, cataloged under National Stock Number 4820-01-224-4281, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-224-4281 |
| Primary Part Number | 141293 |
| Item Name | Piston,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Valve Model Number for Which Designed | DG4S4-CGB-5-20 |
| Valve Design Control Activity | 62983 |
| Material | STEEL |
| 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 |
|---|---|
| 821894 PART 141293 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 141293 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 4820-01-224-4281 is a Piston,valve, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-224-4281 has 2 manufacturer part numbers on file: 821894 PART 141293 (Eaton Aerospace, Llc Dba Jackson South), 141293 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 141293: Valve Model Number for Which Designed: DG4S4-CGB-5-20; Overall Length: 3.000 INCHES NOMINAL IN; Valve Design Control Activity: 62983; Material: STEEL. 3 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.