ATA 21 — Air Conditioning

83,755 parts classified under this chapter

Reliability rollup

100%Median scrap propensity

4,868 parts · 17,977 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
1133842-500-191	Sleeve Silicone - Air Cond VCS - (5.00 DIA X 2.62 IN. LG.)	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1133842-625-300	Sleeve, Nylon/Silicon, Cabin Evaporator, Air Conditioning	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1133850-103	Evaporator Module, Cockpit	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1133850-6	Evaporator, Cabin	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1133850104	BLOWER	—	—	21	unknown
1133850107	BLOWER	—	—	21	unknown	OEM
1133860-3	Cabin Evaporator Module, Sis Air Conditioning	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1133860-4	Cabin Evaporator Module, Sis Air Conditioning	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
11341015	MOTOR	—	C402	21	unknown	OEM
11341031	MOTOR	ELECTROMECH	—	21	Electromechanical	OEM
11341041	COMPRESSOR	HAMLTN	C402 PC-12+2	21	Environmental / Cabin	OEM
11341045	MOTOR	—	C402	21	unknown	OEM
11341461	MOTOR	—	—	21	unknown	OEM
1134160	COMPRESSOR	—	C340 Saab 340	21	unknown	OEM
11341686	COMPRESSOR	—	SR20	21	unknown	OEM
1134177-1	Condenser Coil Assembly	Enviro Systems Inc.	PA-46 Malibu	21	Environmental / Cabin	PMA
1134185-1	Hose Assembly, Refrigerant	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1134185-11	Hose Assembly, Refrigerant	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1134185-5	Hose Assembly, Refrigerant	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1134185-7	Hose Assembly, Refrigerant	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
1134185-9	Hose Assembly, Refrigerant	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
11341941	MOTOR	—	C340 Saab 340	21	unknown	OEM
1134200-42	Evaporator Module assembly	Enviro Systems Inc.	PC-12	21	Environmental / Cabin	PMA
1134200-43	Evaporator Module assembly	Enviro Systems Inc.	PC-12	21	Environmental / Cabin	PMA
1134200-6	Evaporator Module	Enviro Systems Inc.	PA-46 Malibu	21	Environmental / Cabin	PMA
1134200-7	Evaporator Module	Enviro Systems Inc.	PA-46 Malibu	21	Environmental / Cabin	PMA
1134200-8	Evaporator Module Assembly	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
11342402	EVAPORATOR	Cessna	—	21	Environmental / Cabin	OEM
11342701	BLOWER	—	C402	21	unknown	OEM
1134275	EVAPORATOR	—	—	21	unknown	OEM
11343101	EVAPORATOR	—	C402	21	unknown	OEM
1134400-11	Compressor-Condenser Module	Enviro Systems Inc.	—	21	Environmental / Cabin	PMA
11344001	CONDENSER	RAYTHN	C402	21	Environmental / Cabin
1135576	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
1135594	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
1135619	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
1135635	outletassembly	zodiac aerospace	—	21	Pneumatics	OEM
1135640	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
1135741	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
1135744	outletassembly	zodiac aerospace	—	21	Environmental / Cabin	OEM
113622	COMPRESSOR	—	King Air 300	21	Engine Accessories
1136409	MODULE	—	—	21	unknown	OEM
1138000	COMPRESSOR	—	King Air 200	21	Engine Accessories	PMA
113881	SENSOR	—	777-200 777	21	unknown	OEM
113882	FLOW SENSOR	—	777-200 777-300+1	21	unknown	OEM
11389-1	Pressure Sensor	Hamilton Sundstrand	777	21	Consumables / Hardware	PMA
113892	PRESSURE SENSOR	—	777-200 777-300+1	21	unknown	OEM
113T1632-129	retainer	Boeing	—	21	Structures	OEM
114-035	INDICATO	Rogerson Aircraft Corporation	707 737	21	—	OEM
114-059	Duct Temperature Indicator	rogerson kratos	—	21	Instruments	PMA