ATA 74 — Ignition

14,437 parts classified under this chapter

Reliability rollup

100%Median scrap propensity

1,005 parts · 3,179 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
07-03999	TCM Washer - Magneto Hold 630535	—	—	74	Consumables / Hardware	OEM
07-04152	TCM Chart-Ignition Nut 633593	—	—	74	Engine Accessories
07-04268	TCM Bracket - Ignition Harness 636692	—	—	74	Engine Accessories
07-04437	TCM Screw - Adj 642335	—	—	74	Electromechanical	OEM
07-04439	TCM Washer - Magneto Hold 642370	—	—	74	Engine Accessories
07-04445	TCM Insulator - Stator Term 642448	—	—	74	Electromechanical	OEM
07-04589	TCM Tee - Mag Air Ref 646258	—	—	74	Engine Accessories	OEM
07-04764	TCM Gasket - Magneto Adpt 652206	—	—	74	Engine Accessories
07-05077	TCM Magneto Drive 10-163214	—	—	74	Engine Accessories
07-05092	TCM Wedge 10-349219	—	—	74	Electromechanical	OEM
07-05093	TCM Screw 10-349221	—	—	74	Electromechanical	OEM
07-05098	TCM Strip 10-349326	—	—	74	Electromechanical	OEM
07-05118	TCM Magneto, Ignition, Type S-12>> 10-349394-4	—	—	74	Engine Accessories
07-05126	TCM Coil, Magneto, High Tension 10-357165-1	—	—	74	Engine Accessories
07-05127	TCM Coil, Magneto, High Tension 10-357165-20	—	—	74	Engine Accessories
07-05137	TCM Screw 10-35935-6	—	—	74	Electromechanical	OEM
07-05138	TCM Screw Assembly 10-35936-4	—	—	74	Electromechanical	OEM
07-05139	TCM Screw Assembly 10-35937-12	—	—	74	Electromechanical	OEM
07-05141	TCM Screw Assembly 10-35937-8	—	—	74	Electromechanical	OEM
07-05143	TCM Sleeve 10-37668	—	—	74	Electromechanical	OEM
07-05159	TCM Coil, Magneto, High Tension 10-391088-1	—	—	74	Engine Accessories
07-05171	TCM Lead Assembly 10-400050	—	—	74	Electromechanical	OEM
07-05185	TCM Sleeve Term Insulating 10-400135Y	—	—	74	Electromechanical	OEM
07-05188	TCM Covr Brkr Shaft Magneto 10-400160-1	—	—	74	Engine Accessories
07-05197	TCM Spring - Compression 10-400195	—	—	74	Electromechanical	OEM
07-05205	TCM Kit - Harn Access Gold Seal 10-400212	—	—	74	Electromechanical	OEM
07-05207	TCM Harness Accessory Kit 10-400223	—	—	74	Electromechanical	OEM
07-05208	TCM Kit Harness Accy 10-400234	—	—	74	Electromechanical	OEM
07-05219	TCM Lead Assembly 10-400401-78	—	—	74	Electromechanical	OEM
07-05222	TCM Kit - Harness Outlet Attach 10-400403	—	—	74	Electromechanical	OEM
07-05223	TCM Kit Dist. Gear 4/8C 10-400405	—	—	74	Engine Accessories	OEM
07-05233	TCM Kit - Universal Harness 10-400426	—	—	74	Electromechanical	OEM
07-05240	TCM Housing Magneto Painted 10-400549-3	—	—	74	Engine Accessories
07-05241	TCM Housing Magneto Painted 10-400549-4	—	—	74	Engine Accessories
07-05245	TCM Housing Magneto Painted 10-400552-3	—	—	74	Engine Accessories
07-05246	TCM Housing Magneto Painted 10-400552-4	—	—	74	Electromechanical	OEM
07-05258	TCM Washer - Magneto Accessory 10-400640	—	—	74	Engine Accessories
07-05260	TCM Housing Magneto Type S-1200 10-400671-3	—	—	74	Engine Accessories
07-05262	TCM Harness Ignition Mag 10-421404-7	—	—	74	Electromechanical	OEM
07-05263	TCM Ignition Harness 4 Cylinder Fadec 10-421454-15	—	—	74	Electromechanical	OEM
07-05264	TCM Harn-Ignition Mag Gold Seal 10-421471-1	—	—	74	Electromechanical	OEM
07-05265	TCM Harness 10-421474-7	—	—	74	Electromechanical	OEM
07-05266	TCM Harness Ignition Magneto Sk 10-421604-23	—	—	74	Electromechanical	OEM
07-05267	TCM Harness - Ignition 6 Cylinder 3/4-20 10-421654-49	—	—	74	Electromechanical	OEM
07-05269	TCM Harness Ignition Magneto S6- 10-421674-21	—	—	74	Electromechanical	OEM
07-05270	TCM Harness - Ignition Magneto S6- 10-421674-3	—	—	74	Engine Accessories
07-05271	TCM Harness Ignition Magneto 10-423604-1	—	—	74	Electromechanical	OEM
07-05272	TCM Harness Ignition Magneto Sk 10-423604-21	—	—	74	Electromechanical	OEM
07-05273	TCM Harness Ignition Magneto 10-423674-1	—	—	74	Electromechanical	OEM
07-05274	TCM Harness Ignition Magneto 10-423674-19	—	—	74	Electromechanical	OEM