The Seal,metallic,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-035-9077, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Magnetic Seal Llc. Government technical data includes 4 specifications, 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. 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 | 2840-01-035-9077 |
| Primary Part Number | 74004-1 |
| Item Name | Seal,metallic,aircraft Gas Turbi |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Magnetic Seal Llc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Diameter | 0.873 INCHES NOMINAL IN |
| Engine Section Location | COMBUSTION CHAMBER |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
NSN 2840-01-035-9077 is a Seal,metallic,aircraft Gas Turbi, manufactured by Magnetic Seal Llc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-035-9077 has 2 manufacturer part numbers on file: 74004-1 (Magnetic Seal Llc), 719921 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines).
1 possible match (shared part number, not a government interchangeability claim): 6510-01-216-1813. Verify interchangeability with system specifications before substitution.
Key specifications for 74004-1: Criticality Code Justification: AGAV; Diameter: 0.873 INCHES NOMINAL IN; Overall Length: 0.460 INCHES NOMINAL IN; Engine Section Location: COMBUSTION CHAMBER. 4 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.