The Disk,starting Steam Turbine, cataloged under National Stock Number 2825-01-220-5741, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Elliott Company Div Jeannette. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-220-5741 |
| Primary Part Number | X-310399-1 |
| Item Name | Disk,starting Steam Turbine |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Manufacturer | Elliott Company Div Jeannette |
| Status | ACTIVE |
| General Characteristics Item Description | OD 13.625 IN. NOMINAL;ID 3.000 IN. NOMINAL;O/A THICKNESS 2.375 IN. NOMINAL;103 ROOTS ON OUTER EDGE TO MATE WITH BLADES;DYNAMIC BALANCE;TWO KEYWAYS 180 DEG APART IN |
| 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 |
|---|---|
| X-310399-1 PRIMARY | Elliott Company Div Jeannette (USA) |
| X-310400 NUMBER 1 | Elliott Company Div Jeannette (USA) |
| Reference | Meaning |
|---|---|
| X-310399 | D/9 Drawing number reference only Elliott Company Div Jeannette |
| X-310400 | D/9 Drawing number reference only Elliott Company Div Jeannette |
NSN 2825-01-220-5741 is a Disk,starting Steam Turbine, manufactured by Elliott Company Div Jeannette, classified under FSC 2825, Steam Turbines and Components. Status: active.
NSN 2825-01-220-5741 has 2 manufacturer part numbers on file: X-310399-1 (Elliott Company Div Jeannette), X-310400 NUMBER 1 (Elliott Company Div Jeannette).
Key specifications for X-310399-1: General Characteristics Item Description: OD 13.625 IN. NOMINAL;ID 3.000 IN. NOMINAL;O/A THICKNESS 2.375 IN. NOMINAL;103 ROOTS ON OUTER EDGE TO MATE WITH BLADES;DYNAMIC BALANCE;TWO KEYWAYS 180 DEG APART IN. 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.