The Seal,metallic,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-329-6766, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-01-329-6766 |
| Item Name | Seal,metallic,aircraft Gas Turbi |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 4050T75P01 | 5/9 Secondary reference Union Machine Co of Lynn, Inc |
| 4050T75P01 | 3/2 Design control — primary reference U.S. Government activity |
| 4050T75P01 | 5/9 Secondary reference General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp |
| HA92238 | 5/9 Secondary reference Boeing Distribution, Inc. |
NSN 2840-01-329-6766 is a Seal,metallic,aircraft Gas Turbi, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5310-01-506-9007. Verify interchangeability with system specifications before substitution.
Key specifications for 2840-01-329-6766: Special Features: MATL STEEL, AMS 6470; O/A DIA 1.630; BORE HOLE DIA 0.923; HARDNESS RATING RC 22.0-32.0; MATING RING AXIS B, REAR; 3 TANGS EQ SP; O/A W 0.189-0.191; End Item Identification: 5FE ACFT J85-218 ENG. 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.
NSN 2840-01-329-6766 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.