The Seat,valve, cataloged under National Stock Number 4820-00-467-9115, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-467-9115 |
| Primary Part Number | 102539603 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.045 INCHES NOMINAL IN |
| Flange Diameter | 1.004 INCHES NOMINAL IN |
| Body Outside Diameter | 0.810 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.500 INCHES NOMINAL IN |
| Under Flange Height | 1.580 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Seat Angle in Deg | 30.000 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 |
|---|---|
| 1-02539-603 | Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk (GBR) |
| 102539603 PRIMARY | Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk (GBR) |
| Reference | Meaning |
|---|---|
| 99-1446596 | 6/9 Informative reference only U.S. Government activity |
NSN 4820-00-467-9115 is a Seat,valve, manufactured by Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-467-9115 has 2 manufacturer part numbers on file: 1-02539-603 (Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk), 102539603 (Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk).
Key specifications for 102539603: Flange Seat to Disk End Height: 0.045 INCHES NOMINAL IN; Flange Diameter: 1.004 INCHES NOMINAL IN; Body Outside Diameter: 0.810 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 9 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.