ATA 21 — Air Conditioning

83,278 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
07-27203	AeroKool Aviation Air Cycle Machine 586110-9	—	—	21	Environmental Control	OEM
07-27205	AeroKool Air Cycle Machine 738384-15	—	—	21	Environmental Control	OEM
07-27206	AeroKool Air Cycle Machine 738384-26	—	—	21	Environmental Control	OEM
070217E100002	air conditioning unit	airbus helicopters inc american eurocopter	—	21	Environmental / Cabin	OEM
07076-10L100	cockpit temperature probe mounting ...	sikorsky aircraft corporation	—	21	Structures	OEM
07076A20D011	center duct assembly	sikorsky aircraft corporation	—	21	Structures	OEM
07076A20D012	side duct assembly	sikorsky aircraft corporation	—	21	Environmental / Cabin	OEM
07076A20G200	c4 aft ducting	sikorsky aircraft corporation	—	21	Environmental / Cabin	OEM
07076A20G202	ducting isolator	sikorsky aircraft corporation	—	21	Structures	OEM
07092-10T035	s 92a nvis mod ecs panel assembly	sikorsky aircraft corporation	S-92	21	Environmental / Cabin	OEM
07092-10T350	lucite panel nvis ecs control panel	sikorsky aircraft corporation	—	21	Environmental / Cabin	OEM
071-04056-0000	sg465 rack mtd fan	airbus helicopters inc american eurocopter	—	21	Environmental / Cabin	OEM
0710204-7	Cabin Pressure Controller	Hamilton Standard Commercial, Aircraft Electronics Inc	King Air 200 737-100	21	Avionics / Electronics	PMA
071040370001	COOLING FAN	KING	EC145	21	Environmental / Cabin	OEM
07140370001	MOTOR	—	EC145	21	unknown	OEM
071403701	FAN	—	AS350 Ecureuil H125	21	unknown	OEM
076-200-123	vent assembly l h	sikorsky aircraft corporation	S-76	21	Environmental / Cabin	OEM
076-200-223	vent assembly l h	sikorsky aircraft corporation	—	21	Environmental / Cabin	OEM
07D48	Motor, Universal 24 Volt	—	C310 C340+9	21	—	OEM
07D48	Motor, Universal 24 Volt	—	C310 C340+9	21	—	OEM
07D67	FAN WHEEL	—	PA-31 Navajo	21	Engine Accessories
07D70	EXHANGER	—	—	21	Environmental / Cabin	OEM
07E02-1(EL)	Heater	—	—	21	—	OEM
07E02-1(EL)	Heater	—	—	21	—	OEM
07E421	VALVE	—	C441 Conquest	21	unknown
07E94-1(EL)	Heater	—	—	21	—	OEM
07E94-1(EL)	Heater	—	—	21	—	OEM
07E94-2	Heater	—	—	21	—	OEM
07E94-2	Heater	—	—	21	—	OEM
07E94-2(EL)	Heater	—	—	21	—	OEM
07E94-2(EL)	Heater	—	—	21	—	OEM
07T1021-1	Air Outlet Assy	TTF Aerospace, LLC	737-800	21	Environmental / Cabin	PMA
07T1021-11	Air Outlet Assy	TTF Aerospace, LLC	737-800	21	Environmental / Cabin	PMA
07T1021-12	Air Outlet Assy	TTF Aerospace, LLC	737-800	21	Environmental / Cabin	PMA
07T1021-2	Air Outlet Assy	TTF Aerospace, LLC	737-800	21	Environmental / Cabin	PMA
07T2030-1	Support, Air Outlet Plenum	TTF Aerospace, LLC	767-300	21	Environmental / Cabin	PMA
07T2030-10	Coanda Assy	TTF Aerospace, LLC	767-300	21	Environmental / Cabin	PMA
07T2030-9	Coanda Assy	TTF Aerospace, LLC	767-300	21	Environmental / Cabin	PMA
08-01625	Cessna 170 Style Heat Box	—	—	21	Environmental / Cabin	unknown
08-02400	Cessna Type Heat Muff 2	—	—	21	Environmental / Cabin
08-02400-1	Cessna Type Heat Muff 2	—	—	21	Environmental / Cabin
08-02500	Heat Muff 2-1/2 Outlet	—	—	21	Environmental / Cabin
08-02500-1	Heat Muff 2-1/2 Outlet	—	—	21	Environmental / Cabin
08-04000	Standard Homebuilders Cabin Heat Box	—	—	21	Environmental / Cabin	unknown
08-04005	Deluxe Homebuilders Cabin Heat Box	—	—	21	Environmental / Cabin	unknown
08-04013	2 = In Inlet And 2 In Outlet Homebuilders Cabin Heat Box	—	—	21	Environmental / Cabin	unknown
08-04015	2-1/2 =In OD Inlet And 2-1/4=In OD Outlet Homebuilders Cabin Heat Box	—	—	21	Environmental / Cabin	unknown
08-04025	Deluxe Homebuilders Cabin Heat Box All Stainless Steel	—	—	21	Environmental / Cabin	unknown
08-04460	Homebuilders Cabin Heat Shuttle Kit	—	—	21	Environmental / Cabin	unknown
08-04939	Piper Heater Temperature Control Lock	—	—	21	Environmental Control	OEM