The Diaphragm,steam Turbine Engine, cataloged under National Stock Number 2825-01-458-7170, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-458-7170 |
| Item Name | Diaphragm,steam Turbine Engine |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Status | ACTIVE |
| Stage Number | 1 |
| 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 |
|---|---|
| 509E617EAG-1 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
| 509E617EA | D/9 Drawing number reference only General Electric Co Naval and Drive Turbine Systems Dept |
| 509E617EAG-1 | 3/9 Design control — primary reference Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| PL134B660RB PN 1 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
| 509E617EAG-1 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
NSN 2825-01-458-7170 is a Diaphragm,steam Turbine Engine, classified under FSC 2825, Steam Turbines and Components. Status: active.
Key specifications for 2825-01-458-7170: Stage Number: 1; End Item Identification: E/I BOX CONTROL A CAGE 49956 STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 1 specification is 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.