The Seat,valve, cataloged under National Stock Number 4810-00-817-9482, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-817-9482 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.079 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN |
| Flange Diameter | 0.807 INCHES MINIMUM AND 0.809 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.626 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.437 INCHES MINIMUM AND 0.441 INCHES MAXIMUM IN |
| Under Flange Height | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Seating Surface Shape | RADIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 810113-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-00-817-9482 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2590-01-663-9635. Verify interchangeability with system specifications before substitution.
Key specifications for 4810-00-817-9482: Flange Seat to Disk End Height: 0.079 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN; Flange Diameter: 0.807 INCHES MINIMUM AND 0.809 INCHES MAXIMUM IN; Body Outside Diameter: 0.626 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED. 8 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.