The Disk,valve, cataloged under National Stock Number 4810-01-189-3414, 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 7 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-189-3414 |
| Primary Part Number | 2280-397PC16 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Flange Diameter | 5.438 INCHES NOMINAL IN |
| Pressure Rating | 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Nominal Thread Size | 2.875 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | NICKEL ALLOY |
| Thread Series Designator | UN |
| 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 |
|---|---|
| 2280-397PC16 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 2280-400 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2280-397 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2284-397 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 508-4325844 PC 9 | 5/9 Secondary reference U.S. Government activity |
| 2280-400 PC 9 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 508-4325844 | D/9 Drawing number reference only U.S. Government activity |
| 508-4325675 PIE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4810-01-189-3414 is a Disk,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-189-3414 has 1 manufacturer part number on file: 2280-397PC16 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 2280-397PC16: Flange Diameter: 5.438 INCHES NOMINAL IN; Overall Height: 4.625 INCHES NOMINAL IN; Pressure Rating: 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Nominal Thread Size: 2.875 INCHES IN. 7 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.