The Seal Ring Assembly,labyrinth, cataloged under National Stock Number 2825-01-364-3897, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-364-3897 |
| Item Name | Seal Ring Assembly,labyrinth |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Status | ACTIVE |
| Outside Diameter | 10.996 INCHES NOMINAL10.996 INCHES NOMINAL IN |
| Material Document and Classification | QQ-C-390 ALLOY C94100 TY I OR III FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Inside Diameter | 3.762 INCHES NOMINAL3.762 INCHES NOMINAL IN |
| Height | 11.750 INCHES NOMINAL11.750 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 12495F18 | 3/9 Design control — primary reference U.S. Government activity |
| 5X9HBX468AX1 | 5/9 Secondary reference U.S. Government activity |
| 5X9HBX468AX1 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 12495F18 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
NSN 2825-01-364-3897 is a Seal Ring Assembly,labyrinth, classified under FSC 2825, Steam Turbines and Components. Status: active.
Key specifications for 2825-01-364-3897: Outside Diameter: 10.996 INCHES NOMINAL10.996 INCHES NOMINAL IN; Material Document and Classification: QQ-C-390 ALLOY C94100 TY I OR III FED SPEC ALL MATERIAL RESPONSES OVERALL; Inside Diameter: 3.762 INCHES NOMINAL3.762 INCHES NOMINAL IN; Height: 11.750 INCHES NOMINAL11.750 INCHES NOMINAL IN. 5 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 2825-01-364-3897 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.