The Water Box,inlet and, cataloged under National Stock Number 4420-00-019-1791, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is General Electric Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Water Box,inlet and |
| FSC / FSG | 4420 — Heat Exchangers and Steam Condensers (FSG 44) |
| Manufacturers | General Electric Company (CAGE 24446) |
| Parameter | Value |
|---|---|
| NSN | 4420-00-019-1791 |
| Primary Part Number | PL566D193CPC42 |
| Item Name | Water Box,inlet and |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| PL566D193CPC42 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 108C2835PC1 | 3/9 Design control — primary reference General Electric Co Large Steam Turbine-Generator Dept |
| 638C571PC2 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
| 566D193PC6 | 5/9 Secondary reference General Electric Co Large Steam Turbine-Generator Dept |
NSN 4420-00-019-1791 is a Water Box,inlet and, manufactured by General Electric Company, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-00-019-1791 has 1 manufacturer part number on file: PL566D193CPC42 (General Electric Company).
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.