ATA 77 — Engine Indicating

7,396 parts classified under this chapter

Reliability rollup

96%Median scrap propensity

1,516 parts · 4,652 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
0292767070	GUARD	—	AS350 Ecureuil H125	77	unknown	OEM
02G22988	ADAPTER	—	C182 Skylane	77	unknown	OEM
02R30B2995-06	ENGINE DIAGNOSTIC UNIT	—	—	77	—	OEM
02R30B2995-06	ENGINE DIAGNOSTIC UNIT	—	—	77	—	OEM
0301017690	HARNESS	—	AS350 Ecureuil H125	77	Electromechanical	PMA
04011277660	INDICATOR	—	S-76	77	unknown
040464	SHAFT	—	—	77	unknown
041108728	TACHOMETER	—	C172 Skyhawk	77	unknown	OEM
0450017-10	Tach Cable	—	C172 Skyhawk C182 Skylane+1	77	—	OEM
0450017-11	Tach Cable	—	C172 Skyhawk C182 Skylane+4	77	—	OEM
0450017-15	Tach Cable	—	C182 Skylane C177 Cardinal	77	—	OEM
0450017-19	Tach Cable	—	C172 Skyhawk C182 Skylane+1	77	—	OEM
0450017-20	Tach Cable	—	C172 Skyhawk C182 Skylane+4	77	—	OEM
0450017-21	Tach Cable	—	C172 Skyhawk C182 Skylane+1	77	—	OEM
05-07318	Transducer,Fuel Press 3060-00017	—	—	77	Instruments	OEM
05-07319	Transducer,Oil Press 3060-00018	—	—	77	Instruments	OEM
05-07379	Transducer,Fuel Press 486-439	—	—	77	Instruments	OEM
05-07381	Transducer,Oil Press CA486-440	—	—	77	Instruments	OEM
05-07463	Fuel Pressure Transducer 880007-501	—	—	77	Instruments	OEM
05-14674	Rochester 3080-37 Gasket For Temp Probe	—	—	77	Consumables / Hardware	OEM
05-16667	Alcor 23944 Connector, Omega Female, Type J	—	—	77	Consumables / Hardware
05-22271	Alcor 38091 Hardware Kit	ALCOR	—	77	Consumables / Hardware	OEM
05-22849	Alcor 98214 Type K Thermocouple Wire - 50 Ft Pack	ALCOR	—	77	Consumables / Hardware	OEM
05-28717	Captive Tachometer Cable, 30 - A005030	—	—	77	Instruments	OEM
05-28718	Tachometer Cable, 38 - A005038	—	—	77	Instruments	OEM
05-28719	Tachometer Cable, 54 - A005054	—	—	77	Instruments	OEM
05-28720	Tachometer Cable, 62 - A005062	—	—	77	Instruments	OEM
05-29028	Wapsi Aero 2-Cylinder Engine Monitor (4-Stroke)	—	—	77	Instruments	OEM
05-32460	Rochester Hardware Kit for Temperature Sensor 3080-00038	—	—	77	Consumables / Hardware	OEM
05K21262	CYLINDER	—	PA-46 Malibu	77	unknown
06-00703	Cessna Probe CHT - S2334-3	—	—	77	Instruments
07-06588	TCM Housing - Tach Drive 35018	—	—	77	Engine Accessories	OEM
07-06607	TCM Gear - Bevel Tach Drive 535008	—	—	77	Engine Accessories	OEM
07-06640	TCM Shaft Assembly - Tach Dr 535010	—	—	77	Engine Accessories	OEM
07-06645	TCM Gear - Assembly - Bevel - Tach Drive 535908	—	—	77	Engine Accessories	OEM
07-06768	TCM Gear - Shaft Assembly - Tach 629448	—	—	77	Engine Accessories	OEM
07-06813	TCM Shaft Assembly Tach Dr 631650	—	—	77	Engine Accessories	OEM
07-09040	TCM Kit - EGT Sensor Repair 656827	—	—	77	Instruments
07-09122	TCM Harness - Oil And Temp 800863	—	—	77	Electromechanical	OEM
07-10192	TCM Rtd T3 Temp. Sensor MS28034-1	—	—	77	Instruments	OEM
07-10392	TCM Serial Bus Controller-Assembly 800819	—	—	77	Avionics / Electronics	OEM
07-10628	TCM Cabin Harness 656982-1	—	—	77	Electromechanical	OEM
07-10629	TCM Cabin Harness 656982-2	—	—	77	Electromechanical	OEM
07-12802	60444 Lycoming Gasket - Tach Cover	—	—	77	Consumables / Hardware	OEM
07-12984	68753 Lycoming Spacer - Tach Shaft Centering	—	—	77	Consumables / Hardware	OEM
07-13482	76022 Lycoming Shim-Tachometer Adapter	—	—	77	Consumables / Hardware	OEM
07-16372	LW-14037 Lycoming Thermocouple-Cyl. Head Bayonet	—	—	77	Instruments
07-16813	LW-16573 Lycoming Gasket - Tach Adapter	—	—	77	Consumables / Hardware	OEM
07-17136	LW-19196 Lycoming Wire Assembly Iron Constanan Therm	—	—	77	Instruments	OEM
07-18157	60C26307-Y Lycoming Sensor - Air Temperature	—	—	77	Electromechanical	OEM