ATA 77 — Engine Indicating

7,546 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
761464	PT 7 LINE	—	DC-9 DC-9-50	77	Pneumatics	PMA
76450-00706-103	dual torque	sikorsky aircraft corporation	—	77	Instruments	OEM
76450-00901-104	triple tach	sikorsky aircraft corporation	—	77	Instruments	OEM
76450-00902-103	ind dual tor	sikorsky aircraft corporation	—	77	Instruments	OEM
76450-00903-101	ind gas gen tac	sikorsky aircraft corporation	—	77	Instruments	OEM
76450-00903-102	gas gen tach	sikorsky aircraft corporation	—	77	Instruments	OEM
76450-01096-108	gas tach n1	sikorsky aircraft corporation	S-76	77	Instruments	OEM
7645001076101	TACH GENERATOR	—	S-76	77	Electromechanical	PMA
7645001076103	INDICATOR	—	S-76	77	unknown
7645001076106	INDICATOR	—	S-76	77	Instruments
7645001076107	INDICATOR	—	S-76	77	Instruments
7645001076110	INDICATOR	—	S-76	77	Instruments	PMA
7645001076111	INDICATOR	—	S-76	77	unknown	OEM
7645001078106	INDICATOR	—	S-76	77	Instruments	unknown
7645001096101	TACHOMETER	—	S-76	77	unknown
764500195101	INDICATOR	—	S-76	77	unknown
7645005076101	GAUGE	—	S-76	77	unknown	OEM
765412	THERMOCOUPLE	—	DC-9 MD-80+2	77	Instruments	OEM
765412	THERMOCOUPLE	—	—	77	Instruments	OEM
76550-02500-048	engine status	sikorsky aircraft corporation	S-76	77	Avionics / Electronics	OEM
765770-1	TRNSMTR	Hamilton Sundstrand	747	77	Instruments	OEM
765770-2	TRNSMTR	Hamilton Sundstrand	747	77	Instruments	OEM
765860	Transducers	—	—	77	Instruments	OEM
766592	THERMOCOUPLE	—	—	77	Instruments	OEM
766592	THERMOCOUPLE	—	DC-9 MD-80+2	77	Instruments	OEM
767556	Thermocouple Oil Temperature	—	—	77	Instruments	OEM
7690001821104	TRANSDUCER	—	S-76	77	Instruments	OEM
7700041	HARNESS	GE	MD-10	77	Electromechanical	OEM
7700P4	CONNECTOR	—	—	77	unknown
770106	—	Pratt & Whitney	DC-10 A300+3	77	Engine Accessories
770114	—	Pratt & Whitney	DC-10 A300+3	77	Engine Accessories
771095	—	Pratt & Whitney	DC-9 MD-80+2	77	Engine Accessories
771445-1	XMTR	Hamilton Sundstrand	747	77	Instruments	OEM
772740-1	Transmitter, Pressure Ratio	—	—	77	Instruments	OEM
772740-1	Transmitter, Pressure Ratio	—	—	77	Instruments	OEM
7730-0700	Display Lens, EDM-700	Enhanced Flight Group LLC	—	77	Avionics / Electronics	PMA
7730-07310	Display Lens, EDM-700	Enhanced Flight Group LLC	—	77	Avionics / Electronics	PMA
7730-0800	Display Lens, EDM-800	Enhanced Flight Group LLC	—	77	Avionics / Electronics	PMA
7730-08310	Display Lens, EDM-800	Enhanced Flight Group LLC	—	77	Avionics / Electronics	PMA
773740-1	Transmitter, Pressure Ratio	Hamilton Sundstrand	747	77	unknown	PMA
773740-2	TRANSMIT	Hamilton Sundstrand	747	77	Instruments	OEM
774300-1	CONTROL	Hamilton Sundstrand	757	77	Instruments	OEM
774300-2	TRANSMIT	Hamilton Sundstrand	757	77	Instruments	OEM
774812	—	Pratt & Whitney	DC-10 A300+3	77	Engine Accessories
775-3301-03	Control Unit Assembly	Rotor Dynamics Amer Inc	Bell 222	77	Avionics / Electronics	PMA
775-3302-03	Data Unit Assembly	Rotor Dynamics Amer Inc	Bell 222	77	Avionics / Electronics	PMA
776443	Harness, Box and Cable Assembly, Thermocouple	—	DC-9 MD-80+2	77	Instruments	OEM
776802	Harness, Box and Cable Assembly, Thermocouple	—	—	77	Engine Accessories	OEM
776859	—	Pratt & Whitney	DC-10 A300+3	77	Engine Accessories
77700091	VIBRATON MONITOR	—	DC-9 DC-9-50	77	Instruments	PMA