What is Air Transport Association of America Specification No.100 (ATA100)? BackBack

Air Transport Association of America Specification No. 100 (ATA 100)

By means of delivering aircraft maintenance activities up to approved aviation standard, it is essential to carry out all maintenance work with referencing manner in terms of documentation.

Air Transport Association of America Specification No. 100 (ATA 100) numbering system was introduced by the Air Transport Association in 1956 and it has become the international referencing standard for all general aviation documentation.

The set of documentation being used on British Aerospace Jetstream Series 4100 (J41) includes:

  • Aircraft Maintenance Manual (AMM)
  • Aircraft Illustrated Parts Catalog (AIPC)
  • Aircraft Recovery Manual (ARM)
  • Component Maintenance Manual (CMM)
  • Engine Maintenance Manual (EMM)
  • Engine illustrated Parts Catalog (EIPC)
  • Engineers Maintenance and Troubleshooting Guide (EMTG)
  • Illustrated Tool and Equipment Manual (ITEM)
  • Quick Engine Change (QEC) Manuel
  • Structurally Significant Items (SSI) Inspection Manual
  • Troubleshooting Manual (TSM)
  • Structural Repair Manual (SRM)
  • Wiring Manual (WM)
  • Non-Destructive Testing Manual (NDT)
  • Weight and Balance Manual (WBM)

All these manuals are supplied with the approval of Airworthiness Authorities (Civil Aviation Authority (CAA) UK, Federal Aviation Administration (FAA) USA and Joint Aviation Authorities (JAA) Europe).

ATA 100 is divided into 5 groups of characters: Aircraft General, Airframe Systems, Structures, Propellers and Power Plant.

ATA 100 numbering system uses an identification code that has six numbers divides the chapter into its related parts. This is identification code (also Ref. Figure 1) is divided into three elements. Each element contains two number. The code divides the data into:
  • Chapter/ System (First element)
  • Section/ Sub-system (Second element)
  • Subject/ Unit (Third element)

Figure:1

Figure:2