The Seal Ring Assembly,labyrinth, cataloged under National Stock Number 2825-01-383-8581, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is John Crane, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 2825-01-383-8581 |
| Primary Part Number | H47792 |
| Item Name | Seal Ring Assembly,labyrinth |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Manufacturer | John Crane, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| H47792 PRIMARY | John Crane, Inc (USA) |
NSN 2825-01-383-8581 is a Seal Ring Assembly,labyrinth, manufactured by John Crane, Inc, classified under FSC 2825, Steam Turbines and Components. Status: active.
NSN 2825-01-383-8581 has 1 manufacturer part number on file: H47792 (John Crane, Inc).
1 possible match (shared part number, not a government interchangeability claim): 2825-01-414-5385. Verify interchangeability with system specifications before substitution.
Key specifications for H47792: Special Features: STERN TUBE SEAL. 0 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.
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.