The Seal Ring,labyrinth,aircraft Gas, cataloged under National Stock Number 2840-01-326-7045, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-326-7045 |
| Item Name | Seal Ring,labyrinth,aircraft Gas |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| 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 |
| Reference | Meaning |
|---|---|
| 3002915-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-326-7045 is a Seal Ring,labyrinth,aircraft Gas, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-01-326-7045: Special Features: STEEL OVERALL,OUTSIDE DIA.14.625 IN.;INSIDE DIA.13.062 IN.;INCLUDES 12 FLANGES EVENLY SPACED WITH MOUNTING BOLT HOLES 0.188 IN.DIA.;O/A LENGTH 1.372 IN.;HAS EXTERNAL AND INTERNAL GROOVES WITH VARIOUS DIMINSIONS IN; End Item Identification: ACFT MODEL HU25A ATF3-6 ENGINE FIFTH STAGE ROTOR ASSY. 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.