The Valve,control Support,turbine, cataloged under National Stock Number 2825-01-169-4939, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-169-4939 |
| Primary Part Number | 44B3721-258 |
| Item Name | Valve,control Support,turbine |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Manufacturer | Elliott Company Div Jeannette |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| 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 |
|---|---|
| 44B3721-258 PRIMARY | Elliott Company Div Jeannette (USA) |
| Reference | Meaning |
|---|---|
| 3329298 | D/9 Drawing number reference only U.S. Government activity |
| 3329298PIECE16E | 5/2 Secondary reference U.S. Government activity |
| 44B3721 | D/9 Drawing number reference only Carrier Corp |
NSN 2825-01-169-4939 is a Valve,control Support,turbine, manufactured by Elliott Company Div Jeannette, classified under FSC 2825, Steam Turbines and Components. Status: active.
NSN 2825-01-169-4939 has 1 manufacturer part number on file: 44B3721-258 (Elliott Company Div Jeannette).
1 possible match (shared part number, not a government interchangeability claim): 2825-01-169-4940. Verify interchangeability with system specifications before substitution.
Key specifications for 44B3721-258: General Characteristics Item Description: STEEL. 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.