The Stem,fluid Valve, cataloged under National Stock Number 4810-01-394-2698, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-394-2698 |
| Primary Part Number | 78557 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | ACTIVE |
| Largest Outside Diameter | 0.625 INCHES NOMINAL IN |
| Stem Actuating End Type | THREADED INTERNALLY |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 78557 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
NSN 4810-01-394-2698 is a Stem,fluid Valve, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-394-2698 has 1 manufacturer part number on file: 78557 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
Key specifications for 78557: Largest Outside Diameter: 0.625 INCHES NOMINAL IN; Stem Actuating End Type: THREADED INTERNALLY; Overall Length: 10.500 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 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.