The Nozzle Block,steam Turbine, cataloged under National Stock Number 2825-01-494-2709, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-494-2709 |
| Item Name | Nozzle Block,steam Turbine |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Status | ACTIVE |
| Accessory Components and Quantity | 1EA RING, INNER NOZZLE BLOCK P/N 7518E97-001; 1EA START PIECE, NOZZLE BLOCK P/N 6D59222-001; 31EA NOZZLE UNIT, NOZZLE BLOCK P/N 7518E96-001; 1EA END PIECE, NOZZLE BLOCK P/N 6D59221-001; 1EA RING, OUTER NOZZLE BLOCK P/N 7518E98-001; 1EA NOZZLE UNIT, NOZZLE BLOCK P/N 7518E96-002. |
| Functional Description | STEAM NOZZLE SECTION THAT DIRECTS FLOW OF STEAM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7518E95-001 | 3/2 Design control — primary reference U.S. Government activity |
| 6511E91 | D/9 Drawing number reference only U.S. Government activity |
| 7518E95 | D/9 Drawing number reference only U.S. Government activity |
| 6511E91FN10 | 5/2 Secondary reference U.S. Government activity |
NSN 2825-01-494-2709 is a Nozzle Block,steam Turbine, classified under FSC 2825, Steam Turbines and Components. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 2825-01-494-2713, 4820-01-494-4236, 4820-01-494-4251. Verify interchangeability with system specifications before substitution.
Key specifications for 2825-01-494-2709: Overall Height: 11.365 INCHES NOMINAL IN; Overall Length: 22.730 INCHES NOMINAL IN; Overall Width: 1.646 INCHES MINIMUM AND 1.652 INCHES MAXIMUM IN; Accessory Components and Quantity: 1EA RING, INNER NOZZLE BLOCK P/N 7518E97-001; 1EA START PIECE, NOZZLE BLOCK P/N 6D59222-001; 31EA NOZZLE UNIT, NOZZLE BLOCK P/N 7518E96-001; 1EA END PIECE, NOZZLE BLOCK P/N 6D59221-001; 1EA RING, OUTER NOZZLE BLOCK P/N 7518E98-001; 1EA NOZZLE UNIT, NOZZLE BLOCK P/N 7518E96-002.. 2 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 2825-01-494-2709 has DEMIL Code Q. 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.