The Gear Operator,valve, cataloged under National Stock Number 4820-01-186-9494, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Sterer Engineering Morgan Actuators. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-186-9494 |
| Primary Part Number | D1059-5 |
| Item Name | Gear Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| Status | ACTIVE |
| Material | COPPER |
| 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 |
|---|---|
| 9040/62-999-100 | Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque (USA) |
| D1059-5 PRIMARY | Eaton Aerospace Llc Sterer Engineering Morgan Actuators (USA) |
| Reference | Meaning |
|---|---|
| D1059-5 | 5/9 Secondary reference Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
NSN 4820-01-186-9494 is a Gear Operator,valve, manufactured by Eaton Aerospace Llc Sterer Engineering Morgan Actuators, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-186-9494 has 2 manufacturer part numbers on file: 9040/62-999-100 (Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque), D1059-5 (Eaton Aerospace Llc Sterer Engineering Morgan Actuators).
Key specifications for D1059-5: Material: COPPER. 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.