The Valve Assembly,manifold, cataloged under National Stock Number 4820-01-370-9916, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-370-9916 |
| Primary Part Number | 74491-2 |
| Item Name | Valve Assembly,manifold |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | ACTIVE |
| 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 |
|---|---|
| 74491-2 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| 74491-2 PRIMARY | Esi Acquisition Corp Dba Esi Acquisition Corp (USA) |
| Reference | Meaning |
|---|---|
| 74491-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-370-9916 is a Valve Assembly,manifold, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-370-9916 has 2 manufacturer part numbers on file: 74491-2 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 74491-2 (Esi Acquisition Corp Dba Esi Acquisition Corp).
Key specifications for 74491-2: Special Features: COGNIZANT SERVICE - ROYAL AUSTRALIAN NAVY; End Item Identification: FFG GUIDED MISSILE FRIGATE. 0 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.