The ATA Chapter numbers provide a common referencing standard for all commercial aircraft documentation. This commonality permits greater ease of learning and understanding for pilot

Aviator

An aviator is a person who flies an aircraft. The first recorded use of the term was in 1887, as a variation of 'aviation', from the Latin avis , coined in 1863 by G. de la Landelle in Aviation Ou Navigation Aérienne...

s and engineer

Engineer

An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

s alike. The standard numbering system is controlled and published by the Air Transport Association

Air Transport Association

Airlines for America , formerly known as Air Transport Association of America, Inc. , is America's oldest and largest airline trade association. A4A member airlines and their affiliates transport more than 90 percent of U.S. airline passenger and cargo traffic. Based in Washington, D.C., the...

.

The unique aspect of the chapter numbers is its relevance for all aircraft. Thus a chapter reference number for a Boeing 747

Boeing 747

The Boeing 747 is a wide-body commercial airliner and cargo transport, often referred to by its original nickname, Jumbo Jet, or Queen of the Skies. It is among the world's most recognizable aircraft, and was the first wide-body ever produced...

 will be the same for a BAe 125. Examples of this include Oxygen (Chapter 35), Electrical Power (Chapter 24) and Doors (Chapter 52).

ATA Chapters

AIRCRAFT GENERAL

ATA Number	ATA Chapter name
ATA 05	TIME LIMITS/MAINTENANCE CHECKS
ATA 06	DIMENSIONS AND AREAS
ATA 07	LIFTING AND SHORING
ATA 08	LEVELING AND WEIGHING
ATA 09	TOWING AND TAXIING
ATA 10	PARKING, MOORING, STORAGE AND RETURN TO SERVICE
ATA 11	PLACARDS AND MARKINGS
ATA 12	SERVICING - ROUTINE MAINTENANCE

AIRFRAME SYSTEMS

ATA Number	ATA Chapter name
ATA 20	STANDARD PRACTICES – AIRFRAME
ATA 21	AIR CONDITIONING AND PRESSURIZATION
ATA 22	AUTOFLIGHT
ATA 23	COMMUNICATIONS
ATA 24	ELECTRICAL POWER
ATA 25	EQUIPMENT/FURNISHINGS
ATA 26	FIRE PROTECTION
ATA 27	FLIGHT CONTROLS
ATA 28	FUEL
ATA 29	HYDRAULIC POWER
ATA 30	ICE AND RAIN PROTECTION
ATA 31	INDICATING / RECORDING SYSTEM
ATA 32	LANDING GEAR
ATA 33	LIGHTS
ATA 34	NAVIGATION
ATA 35	OXYGEN
ATA 36	PNEUMATIC
ATA 37	VACUUM
ATA 38	WATER/WASTE
ATA 45	DIAGNOSTIC AND MAINTENANCE SYSTEM
ATA 46	INFORMATION SYSTEMS
ATA 47	NITROGEN GENERATION SYSTEM
ATA 49	AIRBORNE AUXILIARY POWER
ATA 50	CARGO AND ACCESSORY COMPARTMENTS

STRUCTURE

ATA Number	ATA Chapter name
ATA 51	STANDARD PRACTICES AND STRUCTURES - GENERAL
ATA 52	DOORS
ATA 53	FUSELAGE
ATA 54	NACELLES/PYLONS
ATA 55	STABILIZERS
ATA 56	WINDOWS
ATA 57	WINGS

POWER PLANT

ATA Number	ATA Chapter name
ATA 61	PROPELLERS
ATA 71	POWER PLANT
ATA 72	ENGINE
ATA 73	ENGINE - FUEL AND CONTROL
ATA 74	IGNITION
ATA 75	BLEED AIR
ATA 76	ENGINE CONTROLS
ATA 77	ENGINE INDICATING
ATA 78	EXHAUST
ATA 79	OIL
ATA 80	STARTING

External links

• http://www.allaero.com/parts_inventory/ata_chapter_headings.htm For a list of the chapter headings
• http://ocio.teoriza.com/ata-100-la-forma-de-dividir-los-temas-tecnicos-de-un-avion For another list of the chapter headings