The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-00-508-9156, 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 General Electric Company. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-508-9156 |
| Primary Part Number | 9686M18P36 |
| Item Name | Seal,air,aircraft Gas Turbine En |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Stage Number | 2 |
| Criticality Code Justification | AGAV |
| Material Document and Classification | B50TF59CL-A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Engine Section Location | HIGH PRESSURE TURBINE |
| Material Thickness | 0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM IN |
| Material | TITANIUM ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 9686M18P36 | Fincantieri S.p.a. Div Direzione Navi Militari (ITA) |
| 9686M18P36 PRIMARY | General Electric Company (USA) |
| 9686M18P36 | Ge Avio Srl (ITA) |
| Reference | Meaning |
|---|---|
| 2840PL0784308 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2840-00-508-9156 is a Seal,air,aircraft Gas Turbine En, manufactured by General Electric Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-508-9156 has 3 manufacturer part numbers on file: 9686M18P36 (Fincantieri S.p.a. Div Direzione Navi Militari), 9686M18P36 (General Electric Company), 9686M18P36 (Ge Avio Srl).
Key specifications for 9686M18P36: Stage Number: 2; Criticality Code Justification: AGAV; Material Document and Classification: B50TF59CL-A ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 1.700 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN. 6 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.