ATA 77 — Engine Indicating

7,439 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
30C1129-03	Engine Diagnostic Unit EDS400-2	—	—	77	—	OEM
30C1129-05	ENGINE DIAGNOSTIC SYSTEM	—	—	77	—	OEM
30C1129-05	ENGINE DIAGNOSTIC SYSTEM	—	—	77	—	OEM
30C320502BS1047	ENGINE	PWC	Falcon 2000	77	Engine Accessories	OEM
30C3390-02	Engine Diagnostic Unit EDS400-2	—	—	77	Instruments	OEM
30C3390-02	Engine Diagnostic Unit EDS400-2	—	—	77	Avionics / Electronics	OEM
30C3390-03	Engine Diagnostic Unit EDS400-2	—	—	77	Avionics / Electronics	OEM
30C3390-03	Engine Diagnostic Unit EDS400-2	—	—	77	engine indicating	OEM
30C3390-04	Engine Diagnostic Unit EDS400-2	—	—	77	—	OEM
30C3390-04	Engine Diagnostic Unit EDS400-2	—	—	77	—	OEM
30C3390-05	Engine Diagnostic Unit EDS400-2	—	—	77	Avionics / Electronics	OEM
30C3390-05	Engine Diagnostic Unit EDS400-2	—	—	77	Avionics	OEM
30C3390-06	Engine Diagnostic Unit EDS400-2	—	—	77	engine indicating	OEM
30C3390-06	Engine Diagnostic Unit EDS400-2	—	—	77	engine indicating	OEM
30C3390-07	Engine Diagnostic Unit	—	—	77	—	OEM
30C3390-07	Engine Diagnostic Unit	—	—	77	—	OEM
30G4392	temp-switch	airbus helicopters inc american eurocopter	—	77	Electromechanical	OEM
30J1580-04	Sensor, T1	—	—	77	Avionics / Electronics	OEM
30J1580-04	Sensor, T1	—	—	77	Avionics / Electronics	OEM
3100-366-002	temperature-switch	airbus helicopters inc american eurocopter	—	77	Electromechanical	OEM
3100-4-225	thermoswitch	airbus helicopters inc american eurocopter	—	77	Electromechanical	OEM
3100035 Env Dwg, 3433600 Shop Dwg, 3100035 Parts List	Thermocouple	Lewis Engineering Co, Coltec Industries	—	77	Instruments	PMA
3100040 Env Dwg, 3433603 Shop Dwg, 3100040 Parts List	Compensator	Lewis Engineering Co, Coltec Industries	—	77	Instruments	PMA
3100047 Env Dwg, 3433604 Shop Dwg, 3100047 Parts List	Compensator	Lewis Engineering Co, Coltec Industries	—	77	Instruments	PMA
3100072, 3433591	Sensor Oil Temp. Dual Element E/C	Lewis Engineering Co, Coltec Industries	—	77	Instruments	PMA
3100T500PG089	Transducer	—	757-200 747-400+9	77	Instruments	OEM
31010612	SENSOR BODY	—	—	77	unknown
31017253	TORQUE SENSOR	—	King Air 100	77	unknown	OEM
31017263	TORQUE SENSOR	—	Jetstream 31 King Air 100	77	unknown
31024562	SIGNL CONDITIONR	—	Jetstream 31	77	Avionics / Electronics
3102457	TORQUE RING	—	Jetstream 31	77	Engine Accessories	PMA
31024575	TORQUE RING	—	Jetstream 31	77	Engine Accessories	OEM
3102476	TQ SIGNAL COND	—	Jetstream 31	77	Instruments	PMA
31024761E	TQ SIGNAL COND	—	—	77	Instruments
31024762	TQ SIGNAL COND	—	Jetstream 31	77	Instruments
3102476211	TQ SIGNAL COND	—	Jetstream 31	77	Instruments	unknown
31024762H	TQ SIGNAL COND	—	Jetstream 31	77	Instruments	PMA
31024766	SIGNAL COND UNIT	Honeywell	Jetstream 31 Jetstream 41	77	Avionics / Electronics	OEM
31024766N	TQ SIGNAL COND	—	—	77	Instruments	OEM
310261411	CANNON PLUG	—	Jetstream 31	77	Electromechanical	OEM
3103035AL1	BEARING	—	—	77	unknown	OEM
31030854	TORQUE RING	—	—	77	unknown
31033826	SIGNAL COND	—	Jetstream 31	77	Avionics / Electronics
31034391	CONNECTOR	—	Jetstream 31	77	unknown
31035921	BUSHING	—	—	77	unknown	OEM
31036061	TACH GENERATOR	ALIDSG	Jetstream 31 King Air 100	77	Engine Accessories	OEM
310385	STRAIN GAUGE	—	Jetstream 31	77	Instruments
3103898	PRESSURE SWITCH	—	Jetstream 41	77	Electromechanical	PMA
31039201	THERMOCOUPLE	—	Jetstream 31	77	Instruments
31039402B	TORQUE RING	—	Jetstream 31	77	Engine Accessories	OEM