The Seat,valve, cataloged under National Stock Number 4820-00-699-5357, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-699-5357 |
| Primary Part Number | IS207 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Body Outside Diameter | 1.515 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.291 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| IS207 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| Reference | Meaning |
|---|---|
| I-7487 | 5/9 Secondary reference Echlin Inc |
| I-7487 | 5/9 Secondary reference Dana Corp Engine Products Div |
NSN 4820-00-699-5357 is a Seat,valve, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-699-5357 has 1 manufacturer part number on file: IS207 (Eaton Corp Dba Eaton Aerospace Jackson).
Key specifications for IS207: Overall Height: 0.247 INCHES NOMINAL IN; Body Outside Diameter: 1.515 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 1.291 INCHES NOMINAL IN. 6 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.