The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-01-221-8303, 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 4 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-221-8303 |
| Primary Part Number | 1316M49G09 |
| 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 |
| Material Document and Classification | AMS5536 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 24.115 INCHES MINIMUM AND 24.125 INCHES MAXIMUM IN |
| Engine Section Location | HIGH PRESSURE TURBINE |
| Material | NICKEL ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 1316M49G09 PRIMARY | General Electric Company (USA) |
| 1316M49G06 | Twigg Corp (USA) |
| 1316M49G06 | Ferrotherm, Llc Div Ferrotherm (USA) |
| 1316M49G06 | Magellan Aerospace, Haverhill, Inc (USA) |
| 1316M49G06 | General Electric Company (USA) |
| 1316M49G06 | Unison Engine Components Inc. (USA) |
| 1316M49G10 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| KDS 2840-4003 | 5/1 Secondary reference Defense Acquisition Program Administration, R.o.k |
| 1316M49 | D/9 Drawing number reference only General Electric Company |
| 1316M49G04 | 5/9 Secondary reference General Electric Company |
NSN 2840-01-221-8303 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 2840-01-221-8303 has 7 manufacturer part numbers on file: 1316M49G09 (General Electric Company), 1316M49G06 (Twigg Corp), 1316M49G06 (Ferrotherm, Llc Div Ferrotherm), 1316M49G06 (Magellan Aerospace, Haverhill, Inc), 1316M49G06 (General Electric Company) and 2 more.
Key specifications for 1316M49G09: Material Document and Classification: AMS5536 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Diameter: 24.115 INCHES MINIMUM AND 24.125 INCHES MAXIMUM IN; Overall Length: 2.478 INCHES MINIMUM AND 2.492 INCHES MAXIMUM IN; Engine Section Location: HIGH PRESSURE TURBINE. 4 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 2840-01-221-8303 has DEMIL Code D. 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.