The Seat,valve, cataloged under National Stock Number 4810-01-192-3525, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-192-3525 |
| Primary Part Number | H594-2280-397 PIECE 9 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Style Designator | PLAIN THREADED |
| Body Inside Diameter | 5.000 INCHES NOMINAL IN |
| Nominal Thread Size | 6.000 INCHES SINGLE THREADED PORTION IN |
| Thread Class | 3A SINGLE THREADED PORTION A |
| Thread Quantity Per Inch | 12 SINGLE THREADED PORTION |
| Material | NICKEL ALLOY SEAT |
| Seat Angle in Deg | 45.000 NOMINAL |
| Thread Series Designator | UN SINGLE THREADED PORTION |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| H594-2280-397 PIECE 9 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| H594-2280-397 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 508-4325675PIECE 9 | 3/2 Design control — primary reference U.S. Government activity |
| 22280-397 PIECE | C/1 Advisory reference — outside the item-of-supply concept P J Valves Inc |
| 508-4325675 | D/9 Drawing number reference only U.S. Government activity |
NSN 4810-01-192-3525 is a Seat,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-192-3525 has 1 manufacturer part number on file: H594-2280-397 PIECE 9 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for H594-2280-397 PIECE 9: Overall Height: 1.375 INCHES NOMINAL IN; Thread Length: 0.750 INCHES NOMINAL SINGLE THREADED PORTION IN; Style Designator: PLAIN THREADED; Body Inside Diameter: 5.000 INCHES NOMINAL IN. 10 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.
NSN 4810-01-192-3525 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.