The Igniter,spark,main, cataloged under National Stock Number 2840-01-147-0479, 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 Champion Aerospace Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-147-0479 |
| Primary Part Number | CH31729D |
| Item Name | Igniter,spark,main |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Champion Aerospace Llc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 9336M47P02 | General Electric Company (USA) |
| 9336M47P05 | General Electric Company (USA) |
| CH31729D PRIMARY | Champion Aerospace Llc (USA) |
| Reference | Meaning |
|---|---|
| 9336M47P01 | 5/9 Secondary reference General Electric Company |
| CH31729A | 5/9 Secondary reference Champion Aerospace Llc |
NSN 2840-01-147-0479 is a Igniter,spark,main, manufactured by Champion Aerospace Llc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-147-0479 has 3 manufacturer part numbers on file: 9336M47P02 (General Electric Company), 9336M47P05 (General Electric Company), CH31729D (Champion Aerospace Llc).
Key specifications for CH31729D: Criticality Code Justification: AGAV; Overall Length: 10.490 INCHES MINIMUM AND 10.530 INCHES MAXIMUM IN; End Item Identification: ACFT ENG F101; Material: NICKEL ALLOY. 2 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 2840-01-147-0479 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.